单选题 Finding a good job and ____were Larry's main goals.

单选题 Fast delivery is important. Now our customers can____their orders within 2 days.

单选题 When checking in, you need to show your ticket and ____.

单选题 ____much is known about what occurs during sleep, the precise function of sleep and its different stages remain largely in the realm of assumption.

单选题 Catching crabs in the bay is profitable, but____for bass in the river is more relaxing.

单选题 The hours ____the children spend in their one-way relationship with television people undoubtedly affect their relationships with real-life people.

单选题 ____receiving financial support from family, community or the government is allowed, it is never admired.

单选题 Smith never went to see his wife again,____to apologize.