The number of people present at the meeting _______ two hundred and a number of them _______ from the countryside.
A. is, are B. is, is C. are, are D. are, is
Giving up smoking is a slow and painful _______ for him.
A. pressure B. process C. motivation D. profession
Busy _______ he was, he managed to spare some time to help plan the project.
A. while B. although C. as D. when
The maths teacher demanded that all the students _______ the examination paper within one and a half hours.
A. would finish B. finished C. finish D. could finish
You must keep it _______ in mind that education is the first productivity.
A. mildly B. firmly C. tightly D. roughly
This word is wrongly spelt；a letter is _______.
A. left behind B. left alone C. left out D. left off
