题目内容

Mary often studies English by _______ with a group.
A．workingB．workC．to workD．worked
A
因为by为介词，后接动词ing 形式，故选A
练习册系列答案
相关题目
There_____many people in Hong Kong______vacation every summer.
A．is;on B．are;atC．are;onD．is;in
— What is your scarf made ______?
— Silk, and it’s made ______ Hangzhou.
A．in, ofB．of, byC．of, inD．by, in
I never doubt ______ his advice is of great ______ to me.
A．that; valuableB．if; valueC．whether; valuableD．that; value
Thank you ___your postcard ___ Shanghai.
A．of, ofB．for, fromC．from, fromD．for ,for
They went fishing ______ a sunny morning.
A．onB．inC．atD．to
The teachers always complain about         the         children in class.
A．to teach, tiredB．teaching, tired
C．teaching, tiringD．to teach, tiring
_____ fine mornings, old people get together and do exercise by the lake.
A．AtB．onC．ToD．In
We didn't know the good news _________he told us．
A．afterB．orC．because D．until

违法和不良信息举报电话：027-86699610 举报邮箱：58377363@163.com

精英家教网