Thay dấu * bởi một chữ số để số 345* Chia hết cho 2 Chia hết cho 3 Chia hết cho 5 Chia hết cho 9

cho xOy=`90^0` có tia phân giác Oz. Trên tia Ox láy điểm B, trên Oy lấy điểm C.Vẽ tia Bm và Cn song song với Oz. Tính số đo của OBm;nCy

kitô giáo thời gian ra đời nguồn gốc với nơi ra đời

mô cơ tim ; tạo nên thành tim mô cơ trơn; tạo nên nội quan vậy mô cơ vân ...................?????

Thầy giáo phân công 15 học sinh thành 3 nhóm: nhóm 1, nhóm 2, nhóm 3 (mỗi nhóm 5 học sinh) đi làm hoạt động từ thiện ở 3 mái ấm tình thương khác nhau. Hỏi có bao nhiêu cách phân công.

Cho Tam giác đều NSL có cạnh SN=6,tính độ dài của tam giác đó

Giúp Em Với ________ given a new bike on my birthday. am is are Two poems __________ typed in the morning. is am are My family (have) __________ a holiday in December every year. having has had have ________ your best friend (write) _________ to you every week? Do - write Do - writes Does - write Does - writes Mike (be) ______ humour. His funny stories (make) _______ laugh. am - make is - make are - make are - makes The final exam ________ too long to complete in 45 minutes. am is are The children (not get) ____________ up early on Sundays. not get doesn't get don't get don't gets The windows _________ painted by my father. am is are The flight (start) ___________ at 6 a.m every Thursday. start starts is start is starts Maths and English _______ my favourite subjects. am is are Jane always (take) ________________ care of her sister. take takes taking took Tiffany and Uma (be) _____________ my friends. be is am are The victims ________ provided with food and clothing. am is are She often ________ the groceries at the supermarket near her house. shop shops shopes I (bake) _______________ cookies twice a month. bake bakes baked baking I like Math and she (like) ___________ Literature. 1 điểm like likes liked has liked English ________ really difficult to study. isn't aren't am not doesn't The father ________ at home with his sons. am is are The house ______ cleaned every day. is am are John (go) ________ swimming twice a week. His parents (want) ________ him to be stronger. go - want goes - wants go - wants goes - want

Mọi người giúp em làm 2 bài này với ạ

Cho hình vẽ dưới đây với a//b và C1 - C2 = 40o. Tính D1 và D2

III. Choose the suitable words or phrases for the banks. 1. My brother likes __________________English in the morning. A. learning B. to learn C. learn D. learned 2. Phong has done some__________________ work to help the community. A. donate B. volunteer C. benefit D. voluntarily 3.Don’t read in bed, _______ you’ll harm your eyes. A. or B. and C. but D . so 4. It's good to__________________ blood because you can save people's lives. A. help B. use C. donate D. collect 5. They_____ the beach one week ago. A. cleaned B. clean C. cleaning D. to clean 6.I _________playing board games interesting because I can play them with my friends. A. think B. find C. say D. tell 7. The Japanese eat a lot of food, _________they live longer. A. so B. because C. but D. although 8.What does your father do ______________his free time? A. in B. at C. on D. of