“When did he leave the classroom?” “He left _______ you turned back to write on the blackboard.”
|
A．the time |
B．the moment |
|
C．until |
D．since |
“Will he agree to come to join us in the work?” “No, _______ we promise him more money.”
|
A．when |
B．unless |
|
C．unless |
D．as soon as |
“Would you mind my sitting here with you?” “No, ______ you aren’t too noisy.”
|
A．when |
B．if |
|
C．unless |
D．as soon as |
_______ the sun rising slowly in the east, the scene is a perfect dream.
|
A．Seeing |
B．To be seeing |
|
C．When you see |
D．Having seen |
______ for something, a receipt is given to you.
|
A．Paying |
B．Having paid |
|
C．When you have paid |
D．To be paying |
_______ a pair of compasses, it is easy to describe a circle.
|
A．Having |
B．To have had |
|
C．If you have |
D．if having |
