was amazed by the Great Wall, _______ he described as the greatest attraction in Beijing.

The foreigner a proposal that we develop the new product jointly. [ ]

When do you often get up —I often get up at in the morning.

To write a good article you must first________your ideas very carefully.[ ]

What troubled the teacher was that no one present made an answer when asked who had broken the glasses, so he didn’t know who _____________.[ ]