He was always _________ about things. (    )

A．thinking

B．think

改错：What Tom doing? She is takeing picture. __________________

写出下列单词的正确形式。
1.read (现在分词)__________ 
2.write (现在分词)__________
3.speak(现在分词)__________
4.teach (单三形式)___________
5.begin(反义词)___________
6.like (单三形式)__________
7.do (否定形式)___________

用单词的适当形式填空
1. Look, the children are doing morning _____________ (exercise).
2. My brother and I like ___________(drink) coffee.
3. The bird can _______________ (sing) the “ABC” song. It’s very clever.
4. His mother often___________ (help) him to do his homework.
5. There are many________________ (different) between you and your twin brother.

按要求写单词。
【小题1】talk( 过去分词) __________
【小题2】stand(过去式)____________
【小题3】library (名词) ___________
【小题4】left(反义词)_____________
【小题5】do（过去式） _________