Tom got the first place,and ( )made his parents happy. A. as B. which C. that D. thisDWhy?
看到and了嗎,這表明是兩句句子,不在是從句了,故不能用that、which、as
這一題翻譯過來是湯姆得了第一,這件事讓他的父母很高興。故選this,指代前面的內容Tom got the first place。