A poet and artist _____ coming to speak to us about Chinese literature and painting tomorrow afternoon.
| A．is | B．are | C．will | D．has |
When _____ about one of the biggest concerns today, many citizens mentioned the sharp rise in housing price.
| A．asking | B．to ask |
| C．asked | D．having asked |
It was a _______story, and we all got ________.
| A．shocking; shocking | B．shocked; shocked |
| C．shocking; shocked | D．shocked; shocking |
--- Hey, Mary, your backpack looks nice. When did you buy it.
--- I ____ it for two weeks.
| A．had | B．bought |
| C．have had | D．have bought |
The snowstorm ________ our difficulties.
| A．added to | B．added up |
| C．added up to | D．has added |
．Why do you insist on buying a car ______ you have such good public transportation here?
| A．because | B．unless |
| C．when | D．though |