[单选题]8．—How about _________ charity show?—I should say it was _________ success．

正确答案 ：A

the ;a

解析：8．A【解析】句意：——慈善义演进行得怎样？一一应该说很成功。在说话双方都知道的名词前通常用定冠词 the; success作“成功者，成功的事”讲时是可数名词，故前面加不定冠词a。

[单选题]I first met Lisa three years ago when we ________ at a radio station together.

正确答案 ：C

were working

[单选题]芯片是电脑、“智能”加点的核心部件，它是用高纯度硅制成的。下面是生产单质硅过程中的一个重要反应：SiO2 + 2C ==== Si +2CO↑，该反应的基本类型是

正确答案 ：C

置换反应

[单选题]17．

正确答案 ：A

run

[单选题]Sally is a student of Grade Eight． She always works hard (11 ) her lessons． English is her favorite (12 )． She thinks that it is as (13 ) as Chinese， but it's more difficult (14 ) than Chinese． For example， a lot of English words and expressions are hard to remember．She often carries her walkman with her， and she spends time (15 ) English tapes every day．It (16 )her listening better and better．Sally is (17 ) student in her class． She often helps her classmates (18 ) their lessons after (19 ) her homework． Most of her classmates like t0 (20 ) her when they have ques- tions． They think she is smart and outgoing．

正确答案 ：C

at

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