问题
单项选择题
Some managers wouldn't let the assistants ______ early yesterday.
A．(A) leave
B．(B) leaves
C．(C) leaving
D．(D) left
答案
参考答案：A
解析：The assistants are the ones who are leaving early, so the simple form of the verb is used. Choice (B) is the F, resent tense. Choice (C) is the present participle. Choice (D) is the past tense.