He likes elephants.because they are smart．改为否定句看补充
一.按照题目要求做题
1.He likes elephants.because they are smart．改为否定句
2.Let him sit down.改为否定句
3.Ann likes pandas,because they are clever．改为相同意思的句子
二.单项选择
1.Don't talk here.Grandparents_______.
A.sleep B.is sleeping C.are sleeping D.sleeping
2.My mother is _____cakes.Sheoften _____cakes for us.
A.make;making B.making;makes C.do;doing D.doing;does
3.Look!Who is_______in the pool?
A.swims B.swimming C.swiming D.swim
4.My brother and I_______at school.
A.am B.is C.are D.不写
5.One of my ciassmates_________from France.
A.is B.are C.am D.come
三.用括号中动词的适当形式填空．
1.Listen,someone_______(sing)in the classroom.
2.Ben and his sister _________(eat)lunch now.
3.What kind of movies______you_____(like).
4.Bob's__________(sister)birthday is May 1st.