—Li Feng won the first prize in the national English competition.
—Oh，really？I’m glad that her efforts at last________.
| A．worked out | B．got back | C．paid off | D．turned out |
The troops _______ themselves to go into battle.
| A．prepared | B．were prepared | C．to prepare | D．preparing |
But for friction (摩擦力), people ______ neither walk, nor even stand up.
| A．can | B．were able to | C．will be able to | D．could |
It was after he got what he had desired_____ he realized it was not so important.
| A．that | B．when | C．as | D．since |
He was allowed to go swimming _______ he kept near the other boys.
| A．on condition that | B．as far as | C．even if | D．as though |
Since he often travels on business, he can ______ himself to sleeping in any place he can find.
| A．devote | B．accustom | C．force | D．reduce |