It _____ last week that the haze(雾霾)in Beijing caused many problems.
| A．reports | B．reported |
| C．is reported | D．was reported |
My best friend always makes me__________.
| A．to laugh | B．laughing | C．laughed | D．laugh |
Although he is very old, _________ he works very hard.
| A．and | B．but | C．/ | D．so |
Where did Vera go __________ vacation?
| A．in | B．on | C．at | D．of |
Did you do_________ last weekend?
| A．somthing interesting | B．anything interesting | C．interesting something | D．interesting anything |
How was your vacation to Qingdao?
—It was _____________.
| A．bored | B．wonderful | C．easy | D．serious |