tam giác ABC nhọn nội tiếp (O) có đường cao AD,E ,F là hình chiếu của D trên AC,AB a) Gọi M là hình chiếu của D trên AO.chứng minh DMEF là hình thang cân, b) Vẽ (I) đường kính AD cắt (O) tại điểm thứ hai K, AK cắt BC tại H. chứng minh H,E,F thẳng hàng

In the ocean , more sail in the deeper water

các cao nhân hoặc các mod hoidap làm giúp em với ạ ( em cần trong ngày hôm nay ạ ) chuẩn bị bài phản biện ( viết ra giống đoạn văn hộ e với ) : Technology impact our health negatively. Các bài báo tham khảo: ( cần có thêm một số ví dụ vì là hoidap k cho tải link nên e k cho link lên đc =((

152. Is that her brother? – Yes, _ _ _ name is Thomas. 153. Why don’t we go to the _ _ _ _ _ this Sunday? 154. ………….. - I’m tired. A. How are you feel. Ken? B. How do you feel, Ken? C. How can you feel, Ken? D. How would you feel, Ken? 155. A. father B. car C. care D. park 156. like / in autumn ? / is / the weather / What ................................................................................................................................................... 157. like a / would / chocolate. /I / box of ................................................................................................................................................... 158. What’s the weather _ _ _ _ in spring in Paris? 159. My little son’s classmate is _ _ the second floor. 160. Hurry up, or we are late ……………….school. A. for B. to C. at D. in 161. What time will you arrive ……………the station? – 8 a.m. A. to B. in C. at D. on 162. has an / library. / The / school / excellent ................................................................................................................................................... 163. Janes wants to go out tonight but she has got too _ _ _ _ work to do. 164. Does your class _ _ _ _ forty-five students? 165. My school is at……………………… A. 30 Hoang Hoa Tham Road B. Hoan Kiem District C. a village far frrom here D. Nam Dinh province 166. Selena eats …………………..every morning. A. a big breakfast B. a bowls of noodles C. rice D. All are correct 167. STA_P 168. _ _ _ _ you go to church with me this Christmas? 169. Dolphins can’t live in _ _ _ _ _ _ _ _ water, but a lot of the sea is polluted. (nghe) 170. When do you have math? – We have it _ _ Mondays. 171. His job is designing buildings. He is a(n)………………………….. 172. You can’t ………………………..over the wall. It’s too high. (nghe) 173. Thanks for your helping me carry that box? - _ _ pleasure. 174. The other _ _ _ _ of Thanksgiving Day is Turkey Day. 175. Mathew won’t _ _ fishing with his friends. 176. My father gave up smoking be_ _ _ _ _ of his coughs. 177. It’s four _ _ _ _ _ _ . 178. _ _ one in my class is taller than Anh. 179. Princess Merida has long _ _ _ _ _ red hair. 180. They run down…………………..(nghe) 181. Hong likes to help her parents _ _ _ _ the farm work. 182. Can you go to the supermarket to buy some _ _ _ _ _ _es. 183. LA_GE 184.Joe has a ………………………..cake on his birthday? (nghe) 185. There’s _ _ milk left. You should go to the market to buy some. 186. What’s the weather like today? – It’s _ _ _ _ _ . 187. BI_TH 188. There are a lot of ……………………….under the tree. (nghe) 189. Don’t t_ _ _ _ trash in the street. 190. Their house is _ _ _ _ _ _ _ a toy store and a bookstore.

Giúp mình phần b câu 2 với ạ cảm ơn

Bài 5 (VDC_0,5 điểm): Chứng minh rằng đa thức P(x)=x^3−x+5 không có nghiệm nguyên.

Hãy chọn một loại hàng hóa và đóng vai người sản xuất ra loại hàng hóa đó để thảo luận về thuộc tính và chỉ ra tầm quan trọng của hàng hóa đó đối với xã hội? Phân tích trách nhiệm xã hội của mình đối với người tiêu dùng, cảm nhận tác động của quy luật cạnh tranh và đề ra phương án để duy trì vị trí sản xuất của mình trên thị trường?

120. often help / each other / their homework. / My classmates / with ................................................................................................................................................... 121. Should we / playing / the piano / after school? / practice ................................................................................................................................................... 122. Clara leaves the office _ _ _ _ _ finishing all her works. 123. Where do you live, in the city _ _ in the country? 124. Lien spends too much money………………clothes and shoes. A. at B. to C. for D. on 125. A. face B. late C. date D. after 126. and a TV / a computer / Is there / room? / in Lan’s ................................................................................................................................................... 127. likes / kinds of / flowers. / all / My sister ................................................................................................................................................... 128. I……………… my garden every day. (nghe) 129. S_UARE 130. ………………..jacket is this? -It’s Lan’s. A. Which B. Whose C. Who D. What 131. Which sentence is correct? A. When we don’t need a light, turn it off. B. When we not need a light, turn it off. C. When we don’t need a light, off turn it. D. When we don’t need a light, it switches off. 132. very interesting. / Going / in the summer / swimming / is ................................................................................................................................................... 133. She likes / singing, so / a singer. / she would like / to be ................................................................................................................................................... 134. What’s the _ _ _ _ _ _ with you? – I’m having a cold. 135. MAR_ER 136. We need a ………………….to go camping. A. tent B. house C. village D. room 137. Odd one out: A. flower B. grass C. tree D. garden 138. with his / of basketball / classmates yesterday. /to have a game / Jack stayed at school late ................................................................................................................................................... ................................................................................................................................................... 139. often / tale when we /were young. / told us fairy / My grandmother ................................................................................................................................................... 140. FESTI_AL 141. _ _ _ _ _ _ show me the way to get to your school from here. 142. Elisa is ……………………something on her book. A. writing B. writting C. wrote D. writes 143. ………………….. - Bread, please. A. Do you like bread for dinner? B. What do you like for dinner? C. What do you would like for dinner? D. Would you like bread for dinner? 144. very dangerous to /let / with candles. / It is / children play ................................................................................................................................................... 145. my class next Sunday / look after my younger sister. / the museum with / because I have to / I won’t visit ................................................................................................................................................... ................................................................................................................................................... 146. I walk home and _ _ _ _ lunch at twelve o’clock. 147. My uncle Jack has some animals in his farm: a h_ _ _ _, three dogs two cats and some ducks, geese, chickens. 148. What do you do …………….your free time? A. at B. in C. on D. to 149. Don’t make a fire here. It’s ……………….. A. safe B. natural C. warm D. dangerous 150. Miss Ha / a dozen / of eggs. / wants a kilo /of meat and ................................................................................................................................................... 151. long / How / the Great Wall / of China? / is ...................................................................................................................................................

Nhanh là đc ctlhn!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

dùng từ academic , không trả lời câu kiểu thông thường