Too much time ________on computer games by most teenagers every day． And their parents are worried about their health and study．（ ）
A．spendsB．is spentC．has spentD．spending
Would you like to come to my birthday party tonight？
__________（ ）
A．Yes， I'd like to．B．It doesn't matter．
C．Have a good time!D．You're welcome．
________do you go to the library？
Twice a week．（ ）
A．How soonB．How longC．How oftenD．How far
What is the___________of your excellent Taiji？
Practice makes perfect!（ ）
A．resultB．purposeC．choiceD．secret
What do you think of Mr．Liu？
He is quite_________， but he is good at telling funny stories．（ ）
A．friendlyB．patientC．seriousD．humorous
Oh! Mum， where's my notebook？ I_______find it．（ ）
A．can'tB．needn'tC．shouldn'tD．mustn't