小题1:had better
小题2:Would you like to
小题3:as early as
小题4:were busy doing some cleaning
小题5:didn’t hear from his mother until
小题1:根据汉语提示“最好”是had better 。
小题2:根据汉语提示“你想要做什么事情”应是Would you like to do sth.?所以答案是Would you like to。
小题3:根据汉语提示“尽早”应是as early as。
小题4:根据汉语提示“忙着做某事”是“be busy doing sth.”所以答案是were busy doing some cleaning。
小题5:根据汉语提示“直到……才……”是“not…until…”,所以答案是didn’t hear from his mother until。