【last Friday moring I was just about to get on the bus ____ I found my wallet left at home.．．last Friday moring I was just about to get on the bus ____ I found my wallet left at home.A when B before C while D afterWHY?why not `C`?
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【last Friday moring I was just about to get on the bus ____ I found my wallet left at home.．．last Friday moring I was just about to get on the bus ____ I found my wallet left at home.A when B before C while D afterWHY?why not `C`?
【last Friday moring I was just about to get on the bus ____ I found my wallet left at home.．．
last Friday moring I was just about to get on the bus ____ I found my wallet left at home.
A when B before C while D after
WHY?
why not `C`?
【last Friday moring I was just about to get on the bus ____ I found my wallet left at home.．．last Friday moring I was just about to get on the bus ____ I found my wallet left at home.A when B before C while D afterWHY?why not `C`?
的确是选A,这是考when与while的区别.
1,当从句是延续性动词,两者均可
2,当从句是短暂性动词,只可用when
3,当主从句都是进行时态,只可用while
儿本句中从句是短暂性动词,所以只可用when,:-)
A?
不太明白
我也感觉选c
c