Is ______ true that the famous scientist will give us a lecture on how to predict earthquakes next week?

I’ve heard a whisper ______ David and Alice are going to get married.

______ wants to enter the company must show his ID at the entrance.

______ is amazing to us is ______some plants can sense the soft touches of the insects on the leaves.

Polly observed that she ______ by a tall man in a dark coat when she ______ the faces around her on the train.

Polly’s mother was anxious about ______ she could get home safely in ______ foggy a day.

Reaching out ______ the money in the shop, the thief heard a strange sound and was sweating ______ fear.

Chinese differs from western languages ______ it uses characters ______ stand for ideas, objects and deeds.

---Oh, you’ve got this English-Chinese dictionary. How do you find it?

----It is ______. I turn to it whenever I meet with new words.

Wastes from the factory ______the water pollution in this area.