单选题  Why didn't you _____ that pencil which was on the floor?

单选题  They as well as I ______ in fishing.

单选题  Two-thirds of the children in this kindergarten ______ from worker's families.

单选题  Either your neighbors or your son ______ a thief.

单选题  I am looking forward to ______ from you as soon as possible.

单选题  I need to ______ more about these night courses.

单选题  This is one of the bridges that ______ in this city.

单选题  I rejected him ______ George.

单选题  Dr. Johnson, together with his wife and children, ______ photos of the Great Wall.