Your bedroom is very tidy and clean．
Thank you!It an hour ago．（ ）
| A． |
cleaned |
B． |
will clan |
| C． |
is cleaned |
D． |
was cleaned |
_____do your parents take exercise，William？
Less than three times a week．（ ）
A．How longB．How muchC．How soonD．How often
Tom wants to study at ______university in Europe，but hasn't decided which one to go to yet．（ ）
A．anB．aC．theD．不填
Could you tell me ？
Every four years．The 24th will take place in China in 2022．（ ）
A．how long the Winter Olympic Games last
B．how long do the Winter Olympic Games last
C．how often are the Winter Olympic Games held
D．how often the Winter Olympic Games are held
Mr Ling．I have some difficulty the article．
Remember it three or four times at least．（ ）
A．to understand；reading
B．understanding；reading
C．understanding；to read
D．to understand；to read
The novel seems a little boring．
You won't enjoy it you put your heart into it．（ ）
A．whenB．ifC．afterD．unless