The writer conveyed a positive attitude through his works.______, his readers are motivated and are themselves becoming a source of motivation for others.
More highways have been built in China, __________ it much easier for people to travel from one place to another.
—Do you know the tower __________ in the heart of the city? —You mean the one __________ from the Ming Dynasty?
If we want to arrive at the village on time, we'd better __________.
Too many private cars got out and traveled __________ high speed, causing a lot of traffic accidents on the highway during the holidays.
—Are you free tomorrow afternoon? —I'm afraid not. I'll have to __________ an important lecture given by a famous professor.