搜题请搜索小程序“爱下问搜题”
问题
选择题
—What did he
yesterday? —He cleaned his room.
[ ]
A. did
B. does
C. do
答案
答案:
C
解答题
4吨200千克=______千克;
1米-6分米=______分米;
7千米-5000米=______米;
200千克+3800千克=______吨;
1吨-900千克=______千克;
7厘米+2毫米=______毫米.
查看答案
单项选择题
治疗丝虫病的首选药是:
A.乙胺丁醇
B.乙酰胛胺
C.乙琥胺
D.乙胺嘧啶
E.乙胺嗪
查看答案