Mike had just finished his lunch and was about to take a break _____ an unexpected visitor came.
| A．when | B．while | C．so | D．for |
.
If we ________ earlier, we would have had trouble getting good seats.
| A．didn’t arrive | B．haven’t arrived | C．hadn’t arrived | D．couldn’t arrive |
.
. — You look troubled.
— The director asked me to finish this task by Sunday. How can I ________ to?
| A．attempt | B．manage | C．decide | D．happen |
.
I’d love ________ room on the higher floor so that I can have a bird’s eye view of ________ city.
| A．the…a | B．a…the | C．/…the | D．a…a |
.
It is generally considered unwise to give a child ________ he or she wants.
| A．however | B．whatever | C．whichever | D．whenever |
.
－Did you enjoy yourself last night?
－Yes，it's very nice of you．I appreciated_______to the party．
| A．to be invited | B．to have invited | C．having been invited | D．being invited |