1、After three days of searching,the missing dog was_____less

1、After three days of searching,the missing dog was_____less five miles from home.
a.spotting b.spotted c.to stop d.to be spotted
2、She felt ______be nice to Jack because he was her boss.
a.obliged to b.happy to c.confirmed d.convinced
3、Dust quickly _____if we don't sweep our room.
a.accumulates b.assembles c.amounts d.agrees
4、I was too_____to admit that I was scared.
a.embarrassing b.priceless c.worthy d.invaluable
第四题改为：
4、I was too_____to admit that I was scared.
a.embarrassing b.of embarrass c.embarrassed by d.embarrassed

1 B be spotted被发现
2 A fell obliged to 不得不
3 A accumulate集聚,堆积assemble聚集,集合,装配amount 总计
4 D too embarrassed to do sth 做某事很尴尬

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