有几道英语题大家给个正确答案吧!

题目

有几道英语题大家给个正确答案吧!
在7:00 （ ） 在4:30 （ ） 在11:45 （ ）
在7:10 （ ） 在2:50 （ ） 在1:15 （ ）
改变句子
1 It snows in winter.(否定句）
2 She is careful. (一般疑问句、否定回答）
3 He is （cleaning his teeth) now .(括号里的问题提问）
4 Sue helps her mother in the afternoon.( 一般疑问句、肯定回答）
5 They arrive home (at a quarter to four ).(括号里问题提问）
6 Mother goes to the shop (at 2:30).(括号里提问）

答案

at 7 o'clock
at half past four
at a quarter to twelve
at 10 past seven
at 10 to 3
at a quarter past 1
改变句子
1\it doesn't snow in winter.
2\is she careful?no she isn't,
3\what is he doing now?
4\does sue help her mother in the afternoon?yes,she does.
5\when do they arrive home?
6\when does mother go to the shop?