When you are doing reading exercises, it is a good idea to _________ the questions before you read the articles（文章）.

as gone to Califonia—Oh, can you tell me when he

Have you heard that more flights from WuXi to Beijing are available this year—Of course. Many citizens are ____ for it’s quite convenient for them to travel.

Good friends as we are, I still find her difficult to understand ________

Do you mind my sitting here—__________. It’s Jim’s seat and he will come back soon.