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.A.until B.when C.a(chǎn)fter【答案】A【解析】考查連詞辨析。本題表示“當(dāng)……時(shí)”,knock是非延續(xù)性動(dòng)詞,故選C。A. as soon as 一就; B. unless 除非; C. though盡管;這里是考察連詞,根據(jù)She stopped talking 和her mother came into the ,可知是媽媽一進(jìn)到房間里,她就停止了說(shuō)話;故選A18.— What were you doing ______ I knocked at the door?— I was sleeping.A.unless B.onceC.when D.while【答案】C【解析】【詳解】試題分析:句意:-我敲門時(shí),你在做什么?-我在睡覺(jué)。根據(jù)Cathy is afraid of the dog. 凱西害怕狗,可推知是她一看到狗就跑開(kāi)了,結(jié)合選項(xiàng)可知C選項(xiàng)符合題意,故答案選C。A. ever since自從;B. although雖然、盡管;C. as soon as一…就16.Cathy is afraid of the dog. She will run away _______she sees it.A.ever since B.a(chǎn)lthough C.a(chǎn)s soon as D.so that【答案】C【解析】【詳解】句意:凱西害怕狗,她一看到狗就跑了。故選D。A. when當(dāng)……時(shí);指時(shí)間;B. if如果,表示條件;C. though雖然,盡管,表示讓步;D. since自從,表示時(shí)間的起點(diǎn)。15.Daming hasn39。we can go out for a big meal表示目的的完整句子,所以使用連詞詞組so that。d better get home earlier today we can go out for a big meal.A.in order to B.such that C.so that D.in order【答案】C【解析】句意:你最好今天早點(diǎn)回家,這樣我們就可以出去吃大餐了。 A. unless 除非; B. once 一次;C. since 因?yàn)椋?D. after 在…之后,根據(jù)題意可知此句是unless引導(dǎo)的條件狀語(yǔ)從句,故選A。13.They will lose the game _______ they try their best.A.unless B.once C.since D.a(chǎn)fter【答案】A【解析】【詳解】試題分析:句意:他們會(huì)輸?shù)舯荣惖?,除非他們盡自己最大的努力。時(shí)候。才 B. before 在本題考查連詞詞義辨析。當(dāng)主句描述將來(lái)時(shí)態(tài),if引導(dǎo)的條件狀語(yǔ)從句中用一般現(xiàn)在時(shí)態(tài)表示將來(lái)動(dòng)作,結(jié)合語(yǔ)境可知選B。 will be【答案】B【解析】【詳解】句意:如果我們的政府現(xiàn)在不注意食品安全,我們的健康就會(huì)出于危險(xiǎn)之中。 will beC.won’t。11.If our government pay attention to the safety of food, our health in danger.A.isn’t。賓語(yǔ)從句中表示將來(lái),用將來(lái)時(shí),而狀語(yǔ)從句中多用一般現(xiàn)在時(shí)表示將來(lái)時(shí);故選A。 es【答案】A【解析】試題分析:句意:他沒(méi)告訴我什么時(shí)間回來(lái)。 will eC.es。ll telephone you as soon as he______.A.will e。10.He doesn39。A. because因?yàn)?;B. if如果;C. although盡管;D. after在……之后。根據(jù)句意可知,表示“直到我們陷入麻煩才能理解他們”,not...until...直到……才……,故選D。8.Our parents always give us many useful suggestions, however, we sometimes can’t understand them ______