154 introduce sb to sb 介绍某人给某人 

introduce oneself 自我介绍   

155 invite sb to do sth 邀请某人做某事 

156 It takes sb sometime to do sth 做某人花掉某人多少时间 

eg ： It took me 5 minutes to do my homework.

It takes me half an hour to cook .

157 It's +adj +for sb to do sth 对某人来说做某事怎么样

158 It's +adj +to do 做某事怎么样 

159 It's +adj for sb 对于某人来说怎么样 

It's +adj of sb 对某人来说太怎么样 

160 It's +adj（for sb） to do（对某人来说）做某事怎么样 

It's +adj of sb to do sth 对某人来说做某事太怎么样 

eg ： It's nice of you to help me with my English .

161 It's a good idea for sb to do sth 对…… 来说是个好主意 162 It's important to sb 对某人来说很重要 

eg： It's important to me .

163 It's time to do sth It's time for sth 

到了该去做某事的时间 

eg ： It's time to have class .

It's time for class. 

9

J

164 join = take part in 参加   

165 just now 刚才  

10

K

166 keep +sb /sth +adj /介词短语 让什么保持什么样？   

167 keep out 不让 …… 进入 

168 keep sb adj 让……保持…… 

eg： I want to keep my mother happy.

keep healthy 保持健康   

169 key to +名词 表示：某物的钥匙或某题的答案   

170 key to… 

anser to … 

key 可以是答题或钥匙  

11

L

171 laugh at… 取笑…… 

eg ： Don't langh at others We langhed at the joke . 

172 learn by oneslfe 自学 

173 learn from sb 向某人学习 

eg： We should learn from Lei Feng .  

174 learn to do sth 学做某事   

175 let sb do sth 让某人做某事 

176 Let sb down 让某人失望 

eg ： We shouldn't let our parents down.

 我们不应该让我们的父母失望。   

177 live from ：离某地远 

178 live in +大地方 /at +小地方 居住在某地 

179 look after = take care of 照顾 照看 

180 lose one's way 谁 迷 路 

eg ： Lose your way 你迷路  

12

M

181 make a decision to do sth 决定做某事 

182 make friends with sb 和谁成为朋友 

eg ： I want to make friends with you . 

183 make it early 把时间定的早一点 

184 make on exhibition of oneself 让某人出洋相   

185 make sb /n +n 使什么成为什么 

eg ： I made her my step moller I made you my wife.  

186 make sb /sth +adj 使某人（某物）怎么样 

eg ： You must made your bed clean .  

187 make sb /sth adj 使某人/某物怎么样 

188 make sb do sth 让某人做某事 

eg ： I made him write 我以前让他写   

189 make up be made up of （被动语态）由……组成   

190 make…difference to…

191 mind sb to do mind one's doing 介意……做什么   

192 most +名 most of +代