问题

Government reports, legal papers and most business letters are the main situations ____ English is used[ ]
A: when
B: that
C: how
D: where
B: that
C: how
D: where
正确答案是:
同类题型
She is very tired walking all day. Don’t _______ her waiting outside in the rain any longer.
Out of the crowded bus , who was dressed in a black suit and waved to a woman. [ ]
.Look, the book still ____ where I ____ it the other day.
ientist won the Nobel Prize in Chemistry, ________ made him famous all over the world