While the book on the top shelf , you need to be very careful .
#85820
A
to reach
B
reaching
C
reach
D
are reaching
推荐题目
On the top of the books ________the stamp album my uncle gave me as a birthday present.
#85793
A
has
B
is
C
are
D
have
________ as he was, he looked quite calm in that difficult situation.
#85999
A
A child
B
The child
C
Children
D
Child