Nobody ______ to go into the laboratory without permission (允许).
#44894
A
allows
B
is allowed
C
promises
D
is promised
推荐题目
The flowers _______often.
#44458
A
must be water
B
must be watered
C
must watered
D
must water
Driving after drinking wine         in China.  
#44968
A
allows
B
doesn't allow
C
is allowed
D
isn't allowed
I’m glad to find that many trees ________ in our city last year.
#44989
A
plant
B
planted
C
were planted
D
are planted