The children here improve their English listening and speaking every day．（ ）
| A． |
on |
B． |
through |
C． |
with |
D． |
by |
Richard is studying in Germany．I wonder ．
On the phone．（ ）
A．how his parents keep in touch with him
B．why his parents keep in touch with him
C．how do his parents keep in touch with him
D．why do his parents keep in touch with him
Sandy，the glass is broken．How did that happen？
Sorry，Mum．I don't know．I outside．（ ）
A．playB．was playing
C．have playedD．am playing
The couple will be away for a while and they need someone the baby．（ ）
A．look afterB．looking after
C．looked afterD．to look after
What do you think of our hotel？
Good! I'm especially satisfied with the high of your service．（ ）
A．levelB．speedC．praiseD．price
I don't know what her hobbies are because we talk about work when we meet．（ ）
A．sometimesB．neverC．alwaysD．seldom