unit2Howoftendoyouexercise复习.ppt

1.sometimes 有时候。 some times 几次。 time作可数名词时可作“次数”解；表示“时间”时是不可数名词。 sometime 某个时候。可指过去或将来的某个时候。 some time 一段时间。常与for连用。对它提问用how long 。 口诀记忆：分开“一段时间” ；相聚“某个时候”。 2. Help with housework(帮助做家务) help sb do sth.（帮助某人做某事） 3. maybe “也许，大概，可能”。（一般放句首）Maybe you are right. 也许你是对的。 may be “可能是，也许是”。 为“情态动词+be动词”结构。（位于句中）You may be right. 你也许是对的。 4. look、see、watch和read辨析： look为不及物动词，后接宾语时须用介词at，指看的动作。 see着重于看的后果，即“看到，看见”。 read多指“看书、报”，这里的“看”实为“读”。 watch表示“注视，观看，监视”之意。也常用于“看电视，看比赛”等短语中。 5.more than 多于 less than 少于 6. health n. 健康，C ，意为“健康(状况)”，It’s good for my health. healthy adj. 健康的 keep healthy(保持健康) unhealthy adj.不健康的 7. Here are the results. 这是（调查）结果。 here 位于句首，句子要倒装。Here is + 单数名词/不可数名词。 Here are + 复数名词. Eg：Here is your jacket. 这是你的夹克。Here is my homework. 8. although “虽然，尽管”。but 意为“但是”。英语中，although与but不能同时 使用。 9.介词+Ving by /though (通过做某事) about (关于) for （对于） thanks for doing sth after (在…之后) before （在…之前） in （在…方面） at (在…方面) how many hours多少小时 1.You are so busy. What do you want me_______________for you?(2006.重庆) A．do B. done C. to do D. doing 2 “I’ll try_____________mistakes again.(再次)”She said. A. don’t make B. not to make C.not make D. to not make 3. —__________do you have a class meeting?] —Once a week. A. How much B. How often C. What time D. How long 4.I am very busy , I_______have time to have lunch. A. sometimes B. hard C. hardly D. aiready 5. __________my car is very old,__________it still runs very well. A. Although;/ B. Although; but C. But ; although D. But ;/ .6---Why don’t you eat more, son? ---Sorry, mum. I can hardly eat _________. I am not feeling well today. A. nothing B. everything C. anything D. something 7.—______ do you exercise every day?（2010泰安中考） —two hours. A. How long B. How many hours C. How