-- Why do you feel so unhappy?
--Bad luck . When I arrived at the airport, my flight __________.
| A．took off | B．would take off |
| C．was taking off | D．had taken off |
Oh． my God! I forgot to bring my pen here．
Don't worry． I have two． You can use __________．（ ）
A．IB．meC．myselfD．mine
To save time， many students have _________ lunch at school every day．（ ）
A．aB．anC．/D．the
How would you like your coffee？
_____________________________．（ ）
A．I like it very much
B．With some milk， please
C．No thanks
D．Yes， it smells good
Could you tell me ___________ the music？
He used traditional Chinese music art and the sounds of an ancient Chinese bell．（ ）
A．how he madeB．how did he make
C．why he madeD．why did he make
In the library， students are required to keep ___________ and move ____________．（ ）
A．quiet； quietB．quiet； quietly
C．quietly； quietD．quietly； quietly