— Food problem is becoming a big one in China! —I think the food ________ before going to shops or supermarkets. 
#44566
A
is checked
B
is checking
C
should be checked
D
should check
推荐题目
— What languages ___ in that country? —German and English.
#44468
A
are speaking
B
are spoken
C
speak
D
is spoken
—Can I get my ears pierced, Mom? —No. As a student, you ________ do that.
#44593
A
are allowed to
B
should be allowed to
C
may not
D
shouldn’t be allowed to
—What a nice classroom! —It _____ every day.
#44598
A
is cleaning
B
has cleaned
C
must clean
D
is cleaned
______should not be______to go out at night.
#44507
A
Twelve-years-old,allowed
B
Twelve-year-olds,allowed
C
Twelve-years-old,allow
D
Twelve-year-olds allow