【1】I know a little about Thailand,as I there three years ago.A.have been B.have gone C.will go D.wen

题目

【1】I know a little about Thailand,as I there three years ago.A.have been B.have gone C.will go D.went
【2】whould you like_____camping with me?I'd like to.but I‘m busy____my homework.
A.to go B.to go doing Cgoing todo D.going doing
【3】—Hi,Bruce.Here's a letter for you.
—Thanks.I wonder_________.
A.who that letter was from
B.who was from that letter
C.who was that letter from
D.who from that letter was
【1】的横线应该在I____there 之间

答案

d---three years ago是过去的一个时间点,所以谓语动词要用过去时.

b---would you like to...固定用法,go camping露营,be busy doing sth.固定用法

a---从句要用陈述语序