Two______block the entrance to the harbor.A．remainsB．wrecksC．ruinsD．debris

Stranger：Could you tell me the entrance to the subway？Resident：__________．A.Sure，my pleasu

As the road was blocked by a rock, the travelers had to ______ up a rocky slope on their w

Shes just started—itll take her a week or two to learn the______.A．rulesB．ropesC．casesD．th

The teacher ______ expects his students to pass the university entrance examination.[2002]

Two pupils came to see me and I gave an apple to______when they sat down.A．every one of th

The Canadian Pacific Railway was built in______which was one of the two major events in th