-Look! Mrs． Green is standing in front of the library．
-It _________ her． She has gone to Egypt for her holiday．（ ）
| A． |
must be |
B． |
mustn't be |
C． |
can be |
D． |
can't be |
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 |
The Ninth Xichang Dragon Boat Race was held _____ June 9th last year． Many people watched it _____ TV．（ ）
| A． |
in； on |
B． |
in； in |
C． |
on； on |
D． |
on； in |
Bruce likes playing _____ soccer， so his father bought him _____ soccer ball．（ ）
| A． |
a； an |
B． |
the； a |
C． |
/； the |
D． |
/；a |
It isn't like a duck to waterto learn a foreign language， so you must work hard．（ ）
| A． |
free |
B． |
easy |
| C． |
interesting |
D． |
difficult |