19.—I don’t have enough money. This watch is too expensive.—Look, there are some more over there. They’re ______ and nice.

32. Helen was so excited at the news that she could ______ say a word.

22.—David, look at the man in white over there. Can you tell me _______?—He is a doctor.

4. I like eating fruits, ______ apples, bananas, oranges and pears.

26. We youths do our best for our dreams and together a small success can give us a sense of ________ .

21.—Hello, this is Tina speaking. Is that Sam?—Sorry, he isn’t here at this moment. ______?

37.In 2021, ______ between the two countries hit a record high of $177 billion.

2. —Thank goodness! They finally realized the importance of stopping the spread of the disease.—________.

10. Jane, please turn off the lights ______ you leave the classroom.

15.James, I’m too tired. Let’s stop _______ a rest.

53. Though unwillingly to go, I still said yes to her. 

41.Xi’an in Northwest China’s Shanxi province has been a cultural ______ and tourist attraction.