I bought a big box ________ books for kids in poor areas．（ ）
| A． |
collects |
B． |
to collect |
C． |
collect |
D． |
collected |
Susan， there is _____ rice and _____ noodles at home． Will you go shopping with me？
Sorry， I have to wait for the postman．（ ）
| A． |
little； few |
B． |
few； little |
| C． |
a few； little |
D． |
few； a little |
You have got lots of masks． Could you please tell me_____？
Sure． I bought them in a shop in the neighborhood a few days ago．（ ）
| A． |
when did you buy them |
| B． |
where you bought them |
| C． |
when will you buy them |
| D． |
where you will buy them |
On January 29th， 2020，Zhong Nanshan and his team _____ over four hours online _____ five patients who were seriously ill， and made a treatment plan for those patients．（ ）
| A． |
spent；checking |
B． |
spent； to check |
| C． |
spend；checking |
D． |
spend；to check |
Is that Mary over there？
It _____ be her． She has gone to Kunming．（ ）
| A． |
may |
B． |
must |
C． |
can't |
D． |
mustn't |
It's 20 years since we came back to Liangshan．
How time flies! We _____ in our hometown for such a long time．（ ）
| A． |
work |
B． |
worked |
| C． |
has worked |
D． |
have worked |