It is reported that Beijing and Zhangjiakou（张家口）will compete to host the 2022 Winter Olympics, which will _____ China’s social development

Lisa, you look so tired. Shall I give you a ride—Thanks very much. .

Excuse me. How can I get to the library—walk along this street_______ you see the trafficlights. You will find it on your left.

How about going hiking this weekend—Sorry. I prefer ________ rather than ________.

If you meet some new words, you’d better ________ in a dictionary.