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
With more forests being destroyed, huge quantities of good earth ______ each year.
#105331
A
is washing away
B
is being washed away
C
are washing away
D
are being washed away
 Britain is being ________ in the race for new markets.
#105311
A
left alone
B
left out
C
left behind
D
left over
8.Customers are asked to make sure that they ____ the right change before leaving the shop.  
#105342
A
will give
B
have been given
C
have given
D
will be given
let’s go out now. It _____ any more. 
#105337
A
didn’t rain
B
doesn’t rain
C
won’t rain
D
isn’t raining