These young trees must        .
#44857
A
look after well
B
be well looked after
C
take good care of
D
be taken good care
推荐题目
Trees         in winter but in spring.
#44843
A
not can be planted
B
can be planted
C
can’t be planted
D
can plant
 It’s important for us_____ in good health.  
#44487
A
keep
B
keeping
C
to keep
D
kept
You must have your hair _____.
#45035
A
cutted
B
cutting
C
cuts
D
cut