It’s ___ time that he has failed in the experiment.However, he has made up his mind to try ___ time next week.
| A．the first…a second | B．a first.. the second | C．for the first.. second | D．the first..second |
— Good morning , May I help you ?
— No, thank you. I’m just looking around.
— .
| A．I’m looking forward to it. | B．How are you feeling today? |
| C．I’ll write you a check right now. | D．Take your time , then. |
— Susan! Shall We go out for a picnic this weekend？
— Oh，with all this work ______, I don’t know if I’ll have time to go out.
| A．to do | B．doing | C．done | D．do |
He was told that it would be at least three more monthshe could recover and return to work.
| A．when | B．before | C．since | D．that |
Forgive him, please. I don’t think he broke your ruler __________.
| A．with care | B．for fun | C．with aim | D．on purpose |
I was reading attentively in my own room ________ suddenly he knocked at the door.
| A．when | B．while | C．then | D．as |