I hate the dogs live in the next house．They make loud noises all night（ ）
| A． |
who |
B． |
that |
C． |
what |
D． |
whom |
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 |
It's dangerous for us to give too much _____ about ourselves on the Internet．（ ）
| A． |
messages |
B． |
suggestions |
| C． |
preparation |
D． |
information |
A lot of schools across China _____ starting classes because of COVID﹣19．（ ）
| A． |
put up |
B． |
put off |
C． |
put on |
D． |
put away |
Jack， I'm busy doing the washing． Can you give me a hand？
Wait a moment． I _____ the bed．（ ）
| A． |
am making |
B． |
will make |
C． |
was making |
D． |
have made |