221)look after 照料
222)run after 追趕,追逐
223)read after 跟……讀
224)smile at 對(duì)……微笑
225)knock at 敲(門、窗等)
226)shout at 對(duì)……大喊(嚷)
227)throw away 扔掉
228)work hard at 努力做……
229)wait in line 排隊(duì)等候
230)change…into… 把......變成......
222)run after 追趕,追逐
223)read after 跟……讀
224)smile at 對(duì)……微笑
225)knock at 敲(門、窗等)
226)shout at 對(duì)……大喊(嚷)
227)throw away 扔掉
228)work hard at 努力做……
229)wait in line 排隊(duì)等候
230)change…into… 把......變成......

