Food safety is important. Rules ______ to stop people from food pollution.
#44926
A
must make
B
must be made
C
can’t make
D
can’t be made
推荐题目
Neither Jam nor his parents _______ places of interest here since they came to China.
#44627
A
will visit
B
has visited
C
have visited
D
visited
The light bulb ______ by Edison in the middle of the 1780s.
#44649
A
is invented
B
was invented
C
invented
D
invent
Many accidents_____ by careless drivers last year.
#44673
A
are caused
B
were caused
C
have caused
D
will cause
The little boy was made _____ again after his mother told him some jokes.
#44505
A
laughed
B
laugh
C
to laugh
D
laughing