17.in front of, in the front of
in front of的意思是“在……前面”?如:There is a tree in front of the house。房子前面有一棵树?
in the front of的意思是“在……前部”,指在某个空间范围内的前面?如:There is a blackboard in the front of the classroom。 教室里前部有一块黑板?
18.find, find out
两者都有“发现”的意思,但语义有差别?find有偶然发现某物的意味?如:He found a bag on the floor。 他发现地板上有个书包?
find out指“经过,探听,询问”,指调查之后的“发现”或“弄清楚”?如:Please find out who took my book by mistake。请查清楚谁错拿了我的书?
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