Tính giá trị của biểu thức sau một cách hợp lí: a) (-8) · 72 + 8 · (-19) – (-8); b) (-27) · 1011 – 27 · (-12) + 27 · (-1).

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làm nhanh nhé 101. ________ do you watch TV? Twice a day. A. How long B. How often C. How D. How many 102. Why don’t you go fishing? ________ I’m tired. A. Too B. So C. Because D. With 103. How long are they going to stay there? ________ a week. A. for B. at C. in D. on 104. I sometimes fly ________ kites. A. he B. his C. their D. my 105. He usually goes ________ in the summer. A. swim B. swimming C. swims D. to swim 106. They ________dinner now. A. are having B. has C. have D. having 107. What’s the ________ like in the fall? A. seasons B. weather C. sport D. free time 108. It’s ________ in the summer. A. cold B. cool C. hot D. warm 109. Which sports do you ________ A. play B. have C. do D. read 110. How about ________ by bike? A. go. B. goes C. to go D. going 111. Hoa and Mai ________ their teacher tomorrow. A. are going to see B. is going to see C. see D. sees 112. There are ________ seasons in Viet Nam. A. two B. three C. four D. five 113. She isn’t short. She is________. A. tall b. beautiful C. big D. hungry 114. I’m hungry. I’d like some________. A. noodles B. water C. orange juice D. lemonade 115. There is________orange in the table A. some B. an C. any D. a 116. How________ is the book ? It’s nine thousand dong A. much B. many C. long D. often 117. We usually go swimming when it’s ________. A. hot B. cold C. cool D. warm 118. He often________ to the park A. going B. goes C. go D. to go 119. ________he play soccer everyday ? A. Does B. What C. Do D. Is