We collected a lot of books to get the necessary information but only half _________helpful, so we failed to finish the work.
#85971
A
is
B
are
C
was
D
were
推荐题目
--- Have you heard that Jones, along with her parents, to Hainan for the winter vacation?--- Really? No wonder I haven’t seen her these days.
#85653
A
had been
B
have been
C
has gone
D
have gone
Neither the students nor the teacher _______ the way to the Summer Palace.
#43538
A
know
B
knows
C
don’t know
D
doesn’t know