1.当她进教室时,脸上挂着灿烂的微笑。
When she came into the classroom,she( )( )( )( )on her face.
2.我学习非常努力。我同桌也是这样。
I work hard at my lessons.( )( )my deskmate.
3.高一期间我们每两周参加一次课外活动。
We( )( )( )after-school activities( )( )( )during Senior 1.
4.—你昨天没有参加会议,怎么回事呢?
—对不起,我病了。
—( )( )( )possible that you didn't attend the meeting yesterday?
—Sorry. I was ill.
5.我有两本词典,较厚的那一本包括了许多新词汇。
I have two dictionaries,( )( )( )( )( )many new expressions.