—May I take photos in the museum?
—No, you . You obey the rules here.
| A．may not; can | B．mustn’t; may | C．can’t; can | D．mustn’t; must |
We all think we are tired after the long work. Let，s stopa rest.
| A．have | B．to have | C．having | D．to having |
My aunt arrivedGuangzhouthe morning of March 13.
| A．at；in | B．in；on | C．in；in | D．to；on |
Robots（机器人）are to do the same thingspeople.
| A．enough clever；as | B．clever enough；as |
| C．enough clever；with | D．clever enough；with |
We should spend as much time as we can English.
| A．read | B．to reading | C．to read | D．reading |
—Did you have nice holiday？
—Yes，it was best holiday I，ve ever had.
| A．the；the | B．the；a | C．a；a | D．a；the |