单项选择题

Questions 11 to 18 are based on the conversation yon have just heard.

A．Monday morning.
B．Monday afternoon.
C．Wednesday morning.
D．Friday afternoon.

<上一题目录下一题>

热门试题

填空题

While integrase deletes an immune cell’s genetic material and replaces it with its own, it acts like ______in a word processor..

单项选择题

A．45 minutes.B．60 minutes.C．90 minutes.D．40 minutes.

A．45 minutes.
B．60 minutes.
C．90 minutes.
D．40 minutes.

相关试题