Today many physical bookstores ________ down with financial difficulties, inflexible management strategies and competitive pressure from online bookstores.
#105310
A
had closed
B
having closed
C
being closed
D
are closing
推荐题目
5.―Have you handed in your schoolwork yet? ―Yes，I have. I guess it ____ now.
#105340
A
has graded
B
is graded
C
is being graded
D
is grading
—I'm not finished with my dinner yet.—But our friends ________ for us.(2010·北京)
#105317
A
will wait
B
wait
C
have waited
D
are waiting
—What's that noise?—Oh，I forgot to tell you.The new machine ________.
#105313
A
was tested
B
will be tested
C
is being tested
D
has been tested
What shall we use for power when all the oil in the world has ?
#105323
A
given out
B
put out
C
held up
D
used up
Hurry up，kids！The school bus ________for us！ (2013·四川，3)
#105306
A
waits
B
was waiting
C
waited
D
is waiting