----Martin Murray used to be afraid of ______ alone.  ----But now he realizes that his mother is always there for him.
#48786
A
is
B
was
C
be
D
being
推荐题目
What about        to practice pronunciation?
#50761
A
reading loud
B
reading loudly
C
to read aloud
D
watch videos
---Why do the people decide ______ these days? ---Because there’s not much to do. 
#49797
A
visit
B
to visit
C
not visiting
D
not to visit