问题
y countries, government reports,legal papers and most business letters are the main situations _______ Englishis used.
A:that
B:when
C:which
D:where
B:when
C:which
D:where
正确答案是：
同类题型
want to improve my English. Don’t __ to correct me if I make a mistake.
Tom always feels itnecessary that he ________English.
I didn’t have a good sleep last night because of the noise,so I feel _______ now.
If I _______ you, I would say anotherstudent could do it better.
The first textbooks ______ forteaching English as a foreign language came out in the 16th century.