小学六年级英语专题练习题（18）[含答案解析]
2012年备战小升初英语专题练习题（18）
一、单项选择
1. The teacher asked the students ________ computer games for too long.
A.don't play
B.didn't play
C.not to play
D.not play
2. The doctor doesn't feel well today, ______ he still works very hard.
A.but
B.and
C.so
D.or
