They______old then. They _____old now.

A．weren't, are

B．weren't, was

C．wasn't. are

________ you ________ your homework yesterday? (   )

A．Did;did

B．Did; do

C．Do; do

用所给动词的适当形式填空
1.  Lucy  __________ (come) to China last month.
2.  She watches TV every evening. But she ___________ (not watch) TV last night.
3.  Mary __________ (read) English yesterday morning.
4.  There _________ (be) no one here yesterday.
5.   I ___________ (call) Mike this morning.
6.  I listened but ___________ (hear) nothing.
7.  Tom ___________ (begin) to learn Chinese last year.
8.  My mother ________________ (not do) housework yesterday.

单词拼写
1. Mr. Wang _______________ (buy) a house in Shanghai in 2010.
2. Mary _______________ (begin) to begin Chinese last year.

Choose and correct the wrong words：
He workina hospital before. （______）________
A  B C