题目
题型:不详难度:来源:
A answered B had answered C was answering D was answered
答案
解析
核心考点
试题【The doorbell had been ringing for several minutes before it ______. A answered 】;主要考察你对一般现在时等知识点的理解。[详细]
举一反三
--- What’s the pretty small house that ______ for?
A.is being built | B.has been built |
C.is built | D.is building |
A.studied | B.has studied |
C.is studying | D.was studying |
A.come | B.came | C.will come | D.had come |
--- I ______ my work, and I wanted to go out.
A.have you done; finished |
B.were you doing; have finished |
C.did you do; had just finished |
D.were you doing; had just finished |
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