【单选题】
20. Only when he had handed in his exam paper ____ he had made several mistakes.
①
he has realized
②
does he realize
③
has he realized
④
did he realize
【单选题】
Of the six people in the plane when it crashed, only one _____ . Everyone else died.
①
emerged
②
survived
③
existed
④
escaped
【单选题】
Only about one out of twelve of the young men and women of this country ____ college education.
①
receive
②
receives
③
have received
④
have been received
【单选题】
7.Sorry, there’s only one seat left. ______ you _____ she can have it.
①
Neither; nor
②
Either; or
③
Both; and
④
Not; but
【单选题】
We have studied English for only one year, ____ we can perform English short play already.?
①
for ?
②
and ?
③
yet ?
④
or?
【单选题】
Bob is one of the [填空] in our school.
①
foreigner
②
foreigners
③
foreigneres
④
foreigneries