Dear classmates，may I have your attention，please？I have _____ to tell you．（ ）
| A． |
important something |
B． |
important anything |
| C． |
something important |
D． |
anything important |
Wow， you've made so much progress in drawing．
Thanks． I______two online courses this winter holiday．（ ）
A．tookB．will takeC．takeD．was taking
Did you go on the Silk Road trip by train？
Yes． The train was great， just like a hotel_____wheels﹣it had all that I needed．（ ）
A．inB．atC．onD．by
Good news! Another new member in the Beidou family was sent into space．
Scientists tried their best to pay attention to every detail． To them， ________．（ ）
A．it never rains but it pours
B．a friend in need is a friend indeed
C．a miss is as good as a mile
D．the grass is always greener on the other side
Mr Li， could you please tell me ______？
Sorry， I'm not sure． You can ask Miss Xiao．（ ）
A．where was Chinese Kung fu taught
B．how often is the dragon boat race held
C．when the ancient Silk Road started
D．how much is the Chinese painting there
Mr．Jiang ____ the company to develop the 5G network for years． Now he works as the chief engineer in it．（ ）
A．joinedB．was a member of
C．has joinedD．has been a member of