问题
Ann often helps her mother _____ the washing and cooking.[ ]
A: to
B: with
C: on
D:for
B: with
C: on
D:for
正确答案是：
同类题型
My house is very near a busy street.—It ________ be very quiet.
Mom, I’m old enough to wash ________ own clothes and ________. You can have a rest after work.
This sentence is too hard _____________ me understand.-Don’t worry. Let me explain it you. [ ]