新東方：四十天突破英語四級詞匯筆記(第1課)

　　52. It was essential that the applications forms _C_ back before the deadline.

　　A must be sent B would be sent C be sent D were sent

　　It be essential that 后面一定用虛擬語氣，且句子謂語動詞固定為(should) + 動詞原型;

　　It was essential that the applications forms send back before the deadline.

　　53. We _D_ our breakfast when an old man came to the door.

　　A just have had B have just had C just had D had just had

　　when 還可以表示①剛..就… (有動作先后關系)、②恰在此時;

　　44. I had just started back for the house to change my clothes _D_ I heard voices.

　　A as B while C after D when

　　45. I felt somewhat disappointed and was about to leave, _C_ something occurred which attracted my attention.

　　A unless B until C when D while

　　64. It was essential that these application forms _D_ back as early as possible.

　　A must be sent B will be sent C are sent D be sent

　　相關鏈接：背誦英語四六級大綱單詞應注意的三大原則

　　　　　　　英語四六級考試50個最容易出錯的語法題

　　　　　　　大學英語四級考試改革后的詞匯學習策略

更多信息請訪問：考試吧四六級欄目

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