While the alien _______ a souvenir, the girl called the police.
A.was buying |
B.bought |
C.buys |
D.is buying |
I think _________ necessary for students to take an interest in all subjects.
A.that |
B.this |
C.it |
D.one |
Lanmon _________ here for almost ten years and he has many Chinese friends.
A.has been |
B.left |
C.has come |
D.came |
If everyone pours less polluted water into Dianchi Lake, it will be _______.
A.deeper and deeper |
B.cleaner and cleaner |
C.dirtier and dirtier |
D.wider and wider |
It’s raining outside! Put on your raincoat, ________ you’ll get wet.
A.and |
B.but |
C.or |
D.though |
We are organizing a lot of activities to celebrate the _______ birthday of the Communist Party of China these months.
A.nineteen |
B.ninety |
C.nineteenth |
D.ninetieth |