--Can I help you?
--I'd like to buy a present for my father's birthday, ___________ at a proper price but of great use.
| A．one | B．anyone | C．that | D．everything |
—Have a break,Amy．You _____________ playing the piano all the morning．
—OK，Mom．I will stop after this piece．
| A．are practicing | B．have practiced |
| C．have been practicing | D．practiced |
True happiness does not _____________ the possession of money,but the joy of achievement．
| A．contribute to | B．lie in |
| C．result in | D．add to |
I felt ___________ sudden urge to tell him all my problems but I held back because I was afraid that he would make ____________ fun of me．
| A．a／ | B．the；／ | C．a；the | D．the；a |
It was ___ he won third place ___ he realized body was merely an instrument of the spirit.
| A．since ,when | B．not until, that |
| C．only when, before | D．not until, when |
He has a great interest in tennis and ______ it twice a week over the past year.
| A．plays | B．played |
| C．had played | D．has been playing |