– Listen ! Is Professor Johnson giving a report in the hall?
– No, it _______ be him. He has gone to America.
| A．needn’t | B．can’t |
| C．may not | D．mustn’t |
A little bird entered through the open window to join us for dinner last night．
Wow， the unexpected guest ________ welcomed．（ ）
A．will beB．must beC．won't beD．mustn't be
Did you _______ the International Marathon in Lan Zhou on June 2，2019？
Of course． How exciting! （ ）
A．watchB．reviewC．supposeD．discover
More and more people prefer to walk rather than ride in cars．
_____． Walking is good for health．（ ）
A．So they areB．So are they
C．So they doD．So do they
What great progress Huawei _______ in recent years!
No wonder it is widely known in all parts of the world．（ ）
A．is makingB．has madeC．makesD．made
Shall we ______ the things we don' t use to the people in need？
Good idea．（ ）
A．put offB．set outC．get intoD．give away