Tom thanked his sister helping him his lessons.
#49181
A
for; with
B
to; in
C
of; about
D
on; at
推荐题目
Vivien worked very hard at all her lessons. __________, she became the top student in her class.
#46878
A
In order to
B
As a result
C
As usual
D
For example
The two men walked _________ the forest and got to a small house.
#47646
A
across
B
through
C
crossing
D
over