选择字母的序号写在横线上，使单词完整。
（1）c mputer （计算机） (A.e. B.a . C.i . D.o )
（2）f n（风扇） (A.i B.e C,o D,a)
（3）f v （五） (A,i,a B.e,i C.a,e D,i,e)
（4）m th （数学） (A.i B.u C.e D.a )
（5）m s c（音乐） (A.u,r. B,i,u C.a,e D,u,i)
（6）p ctur (图画) (A.o,o B.e,e C,e,i D.i,e)
Do you want some dumplings?
A.No,thank you . B.No, you can
Can I have some bread?
A.Sorry, you can’t. B.No I can’t.
What are you doing?
A.I’m making a cake. B.I’m making noodles.
What are they doing? They are .
A.playing chess. B.doing taijiquan.
What is he doing? He’s .
A.playinga toy train. B.taking pictures.