第二部分:英語基礎(chǔ)知識(shí)應(yīng)用(本節(jié)共60小題,每小題1分,共60分)
從A、B、C、D四個(gè)選項(xiàng)中,選出可以填入空白處的最佳選項(xiàng),并標(biāo)在試卷的相應(yīng)位置。
21. With the ______ of society, Chinese people are living a happier and healthier life.
A. movement B. development C. government D. pavement
22. A difficult problem __________ the scientist and he dad spent several days trying to solve it.
A. puzzled B. struggled C. terrified D. cheered