【正文】 pollution is harming the ocean.— I saw the report in the newspaper at breakfast. It will be worse _________ stronger laws are made.A．since B．a(chǎn)fter C．until D．unless【答案】D【解析】【詳解】句意：據(jù)報(bào)道，塑料污染正在侵害著海洋。時(shí)候。才 B. before 在本題考查連詞詞義辨析。根據(jù)I made a lot of American friends我交了很多美國(guó)朋友，可知是在美國(guó)的時(shí)候，故選A?？疾檫B詞辨析。根據(jù)句意可知，這里表示“如果不努力工作”，故應(yīng)選C。t succeed _____ you work hardA．if B．because C．unless D．so that【答案】C【解析】【詳解】句意：你不會(huì)成功的，除非你努力工作。根據(jù)語(yǔ)境“我們會(huì)輸?shù)舯荣?，除非我們盡最大努力”可知，正確答案是 A。除非我們盡力而為，否則我們會(huì)輸?shù)舯荣?。ll lose the game we try our best.A．unless B．if C．until D．since【答案】A【解析】【詳解】句意：——戴夫，我們開(kāi)始訓(xùn)練籃球比賽吧。【英語(yǔ)】狀語(yǔ)從句練習(xí)題 經(jīng)典1一、初中英語(yǔ)狀語(yǔ)從句1．—Dave, let39。s start our training for the basketball game.—OK. We39。 ——好的。A. unless除非；B. if如果；C. until直到；D. since 自從。2．You won39。if如果；because 因?yàn)?，引?dǎo)原因狀語(yǔ)從句；unless如果不，除非；so that以至于，引導(dǎo)結(jié)果狀語(yǔ)從句；為的是，引導(dǎo)目的狀語(yǔ)從句。3．____ I was in the US, I made a lot of American friends.A．While B．Although C．Unless D．Until【答案】A【解析】【詳解】句意：當(dāng)我在美國(guó)的時(shí)候，我交了很多美國(guó)朋友。while當(dāng)……的時(shí)候，表時(shí)間；although盡管，表讓步；unless除非，表?xiàng)l件，相當(dāng)于if not；until直到，與not連用表示“直到……才”。4．Our teachers have been with us for nearly three years we came to junior high school. We should thank them for what they have done for us.A．until B．before C．since D．while【答案】C【解析】句意：自從我們來(lái)到初中，我們的老師們已經(jīng)和我們?cè)谝黄饘⒔炅?，我們?yīng)該感謝他們?yōu)槲覀兯龅囊磺小. until 直到之前 C. since自從 D. while當(dāng)這里是since引導(dǎo)的時(shí)間狀語(yǔ)從句，主句用現(xiàn)在完成時(shí)態(tài)，從句用一般過(guò)去時(shí)態(tài)，其他不符合題意，故選C。早餐時(shí)，我在報(bào)紙上看到了這篇報(bào)道?？疾檫B詞。unless引導(dǎo)條件狀語(yǔ)從句時(shí),其謂語(yǔ)要用現(xiàn)在時(shí)表示將來(lái)意義。故選D。如果人們不停止殺害熊貓，形勢(shì)不會(huì)改變。根據(jù)句意，應(yīng)選A。7．Today’s young people can’t live without smart phones. They keep their hands on the phones whenever they go, even while they_______meals.A．had B．will haveC．a(chǎn)re having D．were having【答案】C【解析】【詳解】句意：今天的年輕人沒(méi)有智能手機(jī)就活不下去。考查動(dòng)詞時(shí)態(tài)。8．Get prepared _______ you can set out immediately if something happens.A．a(chǎn)fter B．since C．while D．so that【答案】D【解析】【詳解】句意：準(zhǔn)備好以便如果有事發(fā)生你可以立即出發(fā)。After在……之后；since自從，既然；while當(dāng)……的時(shí)候； so that以便。9．一Last night I went to a concert of Chinese folk music. Erquan Yingyue was so sad but beautiful that I sensed a strong sadness and pain under the beauty.一So it was. The musician who played it last night to play the erhu since he very young.A．learned。 amC．has learned。 has been【答案】C【解析】句意：昨晚我去聽(tīng)了一場(chǎng)中國(guó)民間音樂(lè)會(huì)。的確是這樣。Since引導(dǎo)的時(shí)間狀語(yǔ)從句，從句是一般過(guò)去式，主句用現(xiàn)在完成時(shí)；故選C?！眜ntil直到；before在……之前；while表示當(dāng)……時(shí)候，after在……之后。11．________it’s Sunday tomorrow, we have to go to school.A．Though B．Since C．As D．Because【答案】A【解析】【詳解】句意：盡管明天是星期天，我們不得不還要上學(xué)。根據(jù)后文we have to go to school我們不得不去上學(xué)。故選A。t use it __________ I tell him the password.A．when B．unless C．while D．if【答案】B【解析】【詳解】句意：你的微信賬號(hào)安全嗎？是的，如果我不告訴他密碼甚至我的爸爸都不能使用它。根據(jù)句意my father can39。13．—Did you catch what our teacher said just now?—Of course. He said that nothing will live in the world _____ there is any water.A．if B．unless C．a(chǎn)lthough【答案】B【解析】【詳解】句意：——你明白我們老師剛才說(shuō)的話了嗎？——當(dāng)然。A. if如果；B. unless除非，如果不；C. although盡管。世界上沒(méi)有任何東西可以生存?！军c(diǎn)睛】if引導(dǎo)的條件狀語(yǔ)從句，當(dāng)主句是一般將來(lái)時(shí)，從句用一般現(xiàn)在時(shí)表示將來(lái)的含義，就是我們常說(shuō)的“主將從現(xiàn)”，unless也有類似的用法，unless作為連詞引導(dǎo)條件狀語(yǔ)從句時(shí)，可以表示“如果不”或“除非”，