All too _____ it was time to go back to school after the glorious summer holidays.
| A．often | B．fast | C．soon | D．late |
The factory used 65% of the raw materials, the rest of which _________ saved for other purposes.
| A．is | B．are | C．was | D．were |
We won’t start the work until all the preparations __________.
| A．are being made | B．will be made |
| C．have been made | D．had been made |
I think _______ music may clear your mind and reduce pressure.
| A．listen to | B．listening to |
| C．listened to | D．listens to |
Hearing this, tears came to my eyes as I realized ________ a fool I had been to judge him to be honest.
| A．how | B．that | C．what | D．why |
— Did you tell Mother you have passed the exam?
— Oh, I forgot. I _______ her now.
| A．will call | B．will be calling |
| C．am calling | D．am to call |