----- Is that Mr.Smith over there? ----- No, it _____ be him --- I am sure he is much taller.
The Browns sent lots of invitations for their party. But because of the improper time, few people _____ it.
Ling Feng won the first prize in the national English competition and I’m glad that her efforts at last ________.
Our daughter doesn’t know what to at the university ; she can’t make up her mind about her future .
Difficulties and hardships have ________ the best character of the young geologist.
—Have a good rest ; you need to your energy for the football match this afternoon .—Thanks a lot .