注意(1) 以上句型中,difficulty前可加some, little, much, a lot of, no, any修饰
(2) 以上句型中,亦可用trouble来代替difficulty。
playground is covered with fallen leaves.
操场上覆盖着落叶。fallen过去分词作前置定语表示完成了的动作,不表示被动。
注意:(1)n. + being done; (2)n.+ to be done;(3) n.+ done 这三个结构的区别
(1)n. + being done 表示被动和正在进行
The building being built now will be used for the meeting room.
正在建造的楼房将被用作会议室。
(2)n.+ to be done表示被动和动作即将发生
The meeting to be held tomorrow has been called off.
原定明天举行的会员已经被取消了。
(3) n.+ done 表示被动和动作已经完成
The tree cut down by the workers was 100 years old.
被工人们砍倒的那棵树已经有100年了。
5. Except for these differences in spelling, written English is more or less the same .
more or less 大约;差不多,几乎
That table is more or less two meters long.
那张桌子大约两米长。
I’ve more or less finished the book.
我差不多已经读完这本书了。
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