【判断题】
In addition to a large collection of scientific works in Chinese, our library contains many scientific books in foreign languages.
【单选题】
19. The American people _____ a president every four years.
【单选题】
There are four pairs of socks to ______, but the woman doesn’t know ______ to buy.
【单选题】
This path is only for [填空].
【单选题】
___ he is poor, he is well contented.
【单选题】
They are not only teachers __________ our friends
【单选题】
Not only the society but also the people in it ______.
【单选题】
____ he tried his best , he still failed the examination.
【单选题】
_______ he tried his best, he still failed the examination.
【单选题】
Only in this way ____ out of the plan.