? ? 1.If I were you, I _____ book tickets as soon as possible.
A.would
B.were
C.could
D.might
答案：A
解析：本題考察虛擬語(yǔ)氣，由從句“were”一般過(guò)去時(shí)態(tài)可知，是對(duì)現(xiàn)在情況的虛擬，故主句應(yīng)用 would,might, could,should+動(dòng)詞原形，由題意可知，如果我是你，我將盡快定票，故選A
2.Tom _____ online, when his computer broken down .
A.was shopping
B.is shopping
C.shops
D.had shopped
答案：A.
解析：本題考查句型 be doing ...when...句型結(jié)構(gòu)，某人正在做某事時(shí)， 突然...。從從句 broken 可知，應(yīng)該是一般過(guò)去時(shí)，故選 A.
3.Yesterday, I ____a great effort and I got up early.
A.made
B.had
C.did
D.were
答案：A
解析：本題考察詞組 make a great effort 作出努力，故選 A.
4.Nowadays, many people prefer subway___ buses.
A.to
B.off
C.against
D.over
答案：A.
解析：本題考察詞組 prefer A to B. 相對(duì) A 更喜歡 B。故選 A.
5.Can you help me with my homework? I’m sure it _____ take long.
A.won't
B.will
C.can't
D.can
答案：A.
解析：時(shí)態(tài)題。題意為你能幫幫我的作業(yè)嗎?我確定它將花不了多久(時(shí)間)。一般將來(lái)時(shí)。
6.Liu Yang is ____ first Chinese woman,who has worked in space.
A./
B.the
C.a
D.an
答案：B.
解析：本題考查序數(shù)詞的用法。在序數(shù)詞前加定冠詞 the, 表示限定，第一位中國(guó)女性。故選 B.
7.We missed the bus, so we decided _____ for the next one.
A.waiting
B.to be waiting
C.to wait
D.having waited
答案：C.
解析：本題考查 decide to do sth.決定做某事。故選 C.
8._______extremely tired ,thousands of medical workers continue to perform their duties.
A.Since
B.As
C.However
D.Although
答案：D.
解析：本題考察讓步狀語(yǔ)從句，即使很累，數(shù)以千計(jì)的醫(yī)學(xué)工作者繼續(xù)履行他們的職責(zé)。
9.___you show me your health code do? You wouldn't be allowed to get in，if you ___ .
A.Could; can’t
B.Can; couldn't
C.Will; won't
D.May; can't
答案：B.考察虛擬語(yǔ)氣，請(qǐng)出示你的健康碼，如果不可以，你將不被允許進(jìn)入!第一空，選項(xiàng)CD表請(qǐng)求，語(yǔ)氣太弱，could和can都可以;第二空，根據(jù)主句would得知是虛擬語(yǔ)氣，對(duì)將來(lái)情況虛擬，故從句謂語(yǔ)用過(guò)去時(shí)態(tài)，故選B。
10.Children may feel more confident for working groups _____ working alone.
A.by
B.over
C.to
D.than
答案：D.
解析：本題考查比較級(jí)搭配。前面有 more confident,后面應(yīng)該是表比較。故選D.