as if/as though
结构︰as if/as though现在式/过去式/过去完成式
说明︰此句型意为彷佛好像一样。as if，as though 是副词连接词，引导副词子句子句中，可用现在式，以表示事实;也可用过去式或过去完成式，分别表示与现在或过去事实相反的假设语气.
He speaks like that as if he doesnt want to attend the meeting.
他那样说话，似乎不想参加会议。
He walks as if he is drunk.
他走起路来好像他真的醉了。
He felt as if he almost wished to kill them.
他感觉彷佛几乎要杀掉他们。
The baby opened the book as if he were able to read.
这个婴儿打开书本彷佛他会念书。
The nurse attends on the patient as if he were her father.
这护士照顾这位病人彷佛在照顾她爸爸似的。
He ran into the room as if he had seen something terrible.
他跑进屋子，彷佛他看到什么可怕的东西。
She looks as if nothing had happened to her.
她当时看起来好像什么事都没发生似的。