24.
(A) familiar with
(B) associated with
(C) compatible with
(D) contented with

20. Which of the following sentences is error-free, based on standard written English?(A) Canadian Prime Minister Trudeau went into a long silence before responding a journalist's question about President Trump's handling of George Floyd protests.(B) We suggested, at the meeting, that the government conduct a survey of the issue to find out about the residents' opinions.(C) Sarah finally decided to serve the ice cream to her guests that she had been keeping in the refrigerator.(D) To celebrate my sixtieth birthday, I have decided to buy me the red car the BMW dealer showed me the other day.

21.(A) vulnerable to(B) conductive to(C) liable to(D) accustomed to

22.(A) however(B) moreover(C) therefore(D) specifically

23.(A) extend(B) trace(C) avoid(D) promote

25.(A) manifest(B) detect(C) develop(D) possess

26.(A) meaning(B) means(C) meant(D) whose meaning

27.(A) in(B) around(C) until(D) till

28.(A) derived from(B) independent of(C) consistent with(D) decided on

29.(A) turn up(B) take off(C) show off(D) drop out

30.(A) suspected to(B) used to(C) disinclined to(D) apt to