Young trees____ quite often.
#44612
A
should water
B
should be water
C
should be watered
D
watered
推荐题目
Thanks to the Internet, different kinds of information in a short time.
#44436
A
can be learned
B
has been learned
C
can learn
D
has learned
—What a nice classroom! —It _____ every day.
#44598
A
is cleaning
B
has cleaned
C
must clean
D
is cleaned
—Professor Wang ______ to give us a talk next week.—Really? That’s good news.
#44717
A
will invite
B
is going to invite
C
will be invited
D
has invited