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【點評】考查介詞辨析。in指較長的時間,如week、month等以及泛指的上午下午晚上等;on指具體某一天;at用于表示鐘點;for后跟時間段。for【答案】 B 【解析】【分析】句意:Neil Armstrong(尼爾atonin 【點評】此題考查介詞。to【答案】 B 【解析】【分析】句意:多謝邀請我來到你的聚會。C.for29.Thanks ______________ inviting me to your party. A.beyond:超越;over:在……上面,超過,against:反對;through:通過,與……賽跑:race against,故選C。D.C.B.t he showing up at the birthday party? —He is racing ________ the clock to finish his report on his project.A.掌握介詞的用法,根據(jù)上下文的聯(lián)系確定所使用的介詞。Her mother was ill in hospital, so she had to take care of her. 可知珍妮沒去,故選C。她的母親生病住院,因此她不得不照顧她。D.C.B.27.________ March 12th, all the students went to plant trees near the river ________ Jenny. Her mother was ill in hospital, so she had to take care of her. A.for+時間段,half an hour表示時間段,所以用for,故選C。past【答案】 C 【解析】【分析】句意:放學后,我經(jīng)常打半小時網(wǎng)球,然后回家。C.in26.After school, I often play table tennis ________ half an hour and then go back home. A. 【點評】考查介詞辨析。s +形容詞+of sb. to do ,careless是說明人的 ,要用介詞of;mistake... for...,把……錯認為,錯把……當作,固定短語。for, as【答案】 A 【解析】【分析】句意:湯姆太粗心了,把別人的雨傘又誤認為是他的。 asC.for。 fors umbrella ________ his again. A.25.It39。 【點評】此題考查介詞用法。A. against反對,對抗;B. over超過;C. for為了。above【答案】 A 【解析】【分析】句意:——我聽說那個兇手被逮捕了。foroveragainst弄清每個介詞的使用方法。D. by到……為止,根據(jù)空后the evening of Chinese New Year 可知,此空應填on,故選A。by【答案】 A 【解析】【分析】句意:我的家人總是聚在一起看春節(jié)晚會。inat.on23.My family always get together to watch the Spring Festival Gala 9:00 . 具體時刻前用介詞at;June 7 , 具體日期前用on,故選B。on。 inC.at。 in22.Most of the villagers took part in the Dragon Boat races ________ 9:. ________ the morning of June 7. A. 【點評】考查介詞辨析。A. At在……;B. In在……里面;C. On在……上;D. With憑,借。D.C.B.21.__________ the help of modern technology, scientists got