I travelled in Mountain Tai, I was deeply impressed with its beautiful scenery.
| A．For the first time | B．At first |
| C．It was the first time | D．The first time |
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 |
Thomas wants to know ______Nina lives.
| A．where | B．who |
| C．what | D．if |