Unit 3 姓名________ 学号________ 班级________ 得分_______一、听力理解 (略)二、单项选择 (每小题1分,共15分) ( )31. — Your new car looks wonderful!— Thanks, but it cost me _____ arm and a leg.A. a B. an C. the D. /( )32. — Is your sister good ______ sports?— No, but she is talented _____ music. A. at; with B. for; in C. at; in D. for; with( )33. _______ of the little boy’s parents are doctors.A. All B. Both C. Every D. Each( )34. Please speak ___________. The baby is sleeping. A. loudly B. quietly C. friendly D. lovely( )35. _________ the bus was full of people, I tried to get on. A. Although B. If C. Because D. So( )36. Eating healthy food and doing exercise are good for your _________.A. fact B. grade C. health D. program( )37. It’s not ________ to buy any milk. We still have some.A. terrible B. serious C. dangerous D. necessary( )38. — ________ is your brother?— The boy in a green T-shirt.A. How B. Which C. Where D. What( )39. — Why didn’t you do your homework?— Because I __________ my hand.A. disliked B. shared C. reached D. broke ( )40. — Why does Bob always get good grades in |