写出下列时间
【小题1】7:00________
【小题2】8:15________
【小题3】12:45__________
【小题4】3:15__________
【小题5】10:30__________
【小题6】5:00__________
【小题7】4:45__________
【小题8】9:00__________
【小题9】6:30__________

读一读，选择正确的单词补全句子。
【小题1】I have _________ (second / two) pens.
【小题2】Can I have __________ (a / an) apple, please?
【小题3】My classroom is on the ___________ (first / one) floor.
【小题4】How many __________ (ruler / rulers) do you have?
【小题5】Let us clean the __________ (teacher's / teachers') office.

We are going to travel in ______ week.  (   )

A．two

B．second

C．the second

The restaurant is about two __________ years old. (   )

A．hundred

B．hundreds

C．hundreds of

I study English __________ a week.  (   )

A．twice

B．two

C．second