问题
选择题
-Dad，why should I stop _________ computer games?
-It’s quite clear,my boy，I’m afraid you ________ .[ ]
A. to play; must
B. playing；have to
C. to play；can
D. playing; may
答案
答案：B
搜题请搜索小程序“爱下问搜题”
-Dad，why should I stop _________ computer games?
-It’s quite clear,my boy，I’m afraid you ________ .[ ]
A. to play; must
B. playing；have to
C. to play；can
D. playing; may
答案：B
后，连瓶共重600克；如果喝掉饮料
后，连瓶共重500克；如果只喝到饮料后，那么连瓶共重多少克（）