[EXERCISES]
1) We must ＿＿＿＿ such ideas among ourselves．
2) She ＿＿＿＿ her desk before she moved to another school．
3) The sky looks as if it would ＿＿＿＿ soon．
4) ＿＿＿＿ before I call the police．
5) His face ＿＿＿＿ when he read the letter．
Key: 1) clear away   2) cleared up  3) clear up   4) Clear off   5) cleared up
◆ close；closely
◇ close, closely这两个词都可以用作副词，close表示“靠近”、“紧紧地”，closely则表示“紧密地”、“严密地”、“密切地”。如：
1) I went closer, and saw clearly a tall man in the moonlight．
2) Come close, I want to tell you something important．
3) The policeman followed the strange man closely．
4) The scientists got closely in touch with the astronauts．
◆ come up; come on; come out
◇ come up常表示位置“上升”；从水中或 土中“冒出”；芽苗等“长出”；“引起注意、被提出”等。如：