从A、B、C、D四个选项中，选出可以填入空白处的最佳答案，并在答题卡上将该项涂黑。
例：They had wanted to charge $5,000 for the car, ________we managed to bring the price down.
A. but B. so C. when D. since
答案是A
6. They travelled by______ day without a rest in order to reach the destination by ______ day of July 4th.
A. a; 不填 B. 不填； 不填 C. 不填； the D. the; 不填
7. The keys were _____ to our neighbour during our absence.
A. given out B. given away C. given up D. given over
8. The skier’s red clothes stood out clearly ______ the snow.
A. in B. over C. above D. against
