Can’t you see that sign? Taking photos _______ here. 
#44371
A
aren’t allowed
B
don’t allow
C
isn’t allowed
D
doesn’t allow
推荐题目
Our classroom   _______   by us every day!
#44538
A
is cleaning
B
has cleaned
C
must clean
D
is cleaned
The new teaching building ________ before the new term begins.
#44681
A
must be finished
B
must finish
C
must finished
D
must being finished
The dogs were made __________ as fast as they could.
#44740
A
run
B
ran
C
running
D
to run
A new supermarket           in my hometown last month.
#44958
A
built
B
has built
C
was built
D
is building
—Hey, Jack. Waste paper ________ here.—Sorry, I won’t do that again.    
#44557
A
cannot throw
B
cannot be thrown
C
will not throw
D
will not be thrown