1.-What can Tony do?
问题描述:
1.-What can Tony do?
-He can the guitar.
A.is playing B.playing C.plays D.play
2.-What are you doing?
-I ___ a letter to my pen pal.
A.write B.am writing C.writes D.am write
答
1.D can 后加动词原形
2.B 我正在写信 be doing 现在进行时