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
Our classroom is tidy because it ____ every day.
#44421
A
cleans
B
cleaned
C
is cleaned
D
was cleaned
In many places in China, the old over 90         not only by their family but also by the government.
#44960
A
is taking good care
B
are taken good care of
C
is taking good care of
D
are taken good care
Sixteen-year-olds should _________their ears pierced.
#44743
A
be allowed to get
B
be allow to get
C
allow to get
D
be allowed getting