The machine is so old ___ it can’t be used any more ___ some of its parts are changed.
#71741
A
as, unless
B
that, unless
C
that ,if
D
whether, or
推荐题目
He transplanted the rare flowers to the botany garden_______it was the best time for them.
#72295
A
where
B
when
C
until
D
that
—It is said that Mr Wang has won first place in the English contest for teachers.—________ and ________ one day.
#66960
A
So has he; so will you
B
So he has; so you will
C
So he has; so will you
D
So has he; so you will
The poor young man is ready to accept ______ help he can get.
#72543
A
whichever
B
however
C
whatever
D
whenever
After designing more experiments,they were able to clarify the procedure bees communicate information that they use to find and fetch food.
#71656
A
by which
B
in which
C
by that
D
for which