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Tính các tổng sau: a) [(-18) + (-17)] + (-15); b) 666 - (-442) -100 – 88; c) - ( - 315) +(-115) - 105 + 25; d) 888 - (-333) - 222 + 70
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Giúp mình làm 2 bài này nhé PART B. LANGUAGE FOCUS I. Choose the best option to complete each sentence. Circle A, B, C or D. 1. Lan often uses her headphones when she listens to music her parents don’t like loud noise. A. so B. but C. because D. and 2. Mai English for more than a year but she can speak it very well. A. learns B. learn C. learned D. has learned 3. I haven’t got ___________ bread left for breakfast. A. some B. no C. any D. a 4. Turn TV off. The show is ___________. A. boring B. peaceful C. tiring D. exciting 5. -“ Would you like me to turn off your computer? - “ ______________. I’ll do it myself” A. No, thanks B. Yes, please C. Don’t do it D. Of course 6. We hate the dishes. A. wash B. washing C. to wash D. washed 7. I don’t sing as as my sister. A. well B. good C. better D. goodly 8. This picture is different the one in my room. A. as B. with C. of D. from 9. His daughter wants to become a well-known but she has no talent at all. A. act B. actor C. actress D. action 10. languages can your sister speak? A. How much B. How many C. How often D. How old II. Put the verbs in brackets in the correct form. 1. (Lan / go) to the zoo on Sundays? 2. We (not / see) _________________ each other since last week. 3. A new high school (build) _______________ in our town next year. 4. I (do) _______________volunteer work yesterday. 5. It is interesting (collect) _______________ tree leaves from differen

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