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Ann is so careful that she always goes over her exercises to ______there are no mistakes.
A. look for B. make sure C. find out D. think about
[被屏蔽廣告]
【解析】make sure是固定詞組，意思是“確信”，她檢查自己作業(yè)的目的是確信不犯錯(cuò)誤。
例題2.
- Which of the two English dictionaries will you buy ?
- I’ll buy ______ of them, so I can give one to my friend, Hellen.
A. either B. neither C. all D. both
【解析】選D。從so 引導(dǎo)的結(jié)果狀語(yǔ)從句可判斷一個(gè)字典給自己，另一個(gè)給朋友Hellen, 因此可知買(mǎi)兩本英語(yǔ)字典，其中both表示“兩者都”。
例題3.
He ______ two thousand trees since 1985.
A. plants B. planted C. will plant D. has planted
【解析】since意為自從……以來(lái)，應(yīng)與現(xiàn)在完成式連用，故選D。
例題4.
______ you free last night?
A. Were B. Was C. Are D. Do
【解析】last night應(yīng)于過(guò)去式連用。因?yàn)樗硎揪唧w的過(guò)去時(shí)間。又因主語(yǔ)為you，故選A。
例題5.
詞語(yǔ)解釋
(1)I’m so glad to see you.
A. sad B. angry C. pleased
【解析】glad意為高興的選項(xiàng)中只有pleased有此意，故選C。
(2)An elephant is a large animal.
A. big B. tall C. heavy
【解析】large意為大的，只有選項(xiàng)A與其意相近，故選A。
(3)This shop sells a lot of things.
A. little B. many C. some
【解析】a lot of的意思是許多的，只有選項(xiàng)B與其相同，故選B。
這3道題的目的為選意義相同或相近的詞，這就要求同學(xué)們?cè)趯W(xué)習(xí)英語(yǔ)的過(guò)程中注意這類(lèi)詞的相互聯(lián)系。學(xué)習(xí)生詞時(shí)力求用過(guò)去學(xué)的詞或短語(yǔ)來(lái)解釋。
