Ⅰ. 单项选择（20分）
1. —How ______ your weekend?
—It ______ great. But I ______ tired(累)now.
A. was; was; am B. is; was; was
C. is; is; am D. is; is; was
【解析】选A。句意：——你周末怎么样？——好极了。但是现在有点累。故可判断为一般过去时，be动词用was, 下一句由now一词可判断用一般现在时。
2. Boys and girls, it’s time ______ goodbye.
A. to say B. saying
C. said D. say
【解析】选A。It’s time to do sth. . . . “是该做……的时间了”。
