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
推荐题目
---How often do I need to feed the birds?---They______ food every day, or they will be hungry.
#44408
A
must give
B
mustn’t give
C
must be given
D
mustn’t be given
—Who’s the little baby in the photo, Li Ying?—It’s me. This photo _______ fourteen years ago.
#44943
A
is taken
B
took
C
takes
D
was taken
People should __________ from __________ down the trees to protect the earth.
#44463
A
be stopped, to cut
B
stop, to cut
C
be stopped, cutting
D
stop, cutting
