What was considered impolite years ago has become ________ now.

[单选题]Social customs and ways of behaving are changing.（ 1 ） was considered impol

[单选题]Social customs and ways of behaving are changing.（ 1 ） was considered impol

[单选题]Social customs and ways of behaving are changing.（ 1 ） was considered impol

[单选题]Social customs and ways of behaving are changing.（ 1 ） was considered impol

They left three hours ago; they ______ there by now.A. must arriveB. can arriveC

[单选题]Social customs and ways of behaving are changing. Things （ 1 ） were conside

[单选题]The output of our factory is now twice _____it was three years ago.A.whatB.

Social customs are__ what they used to be fifty years ago .Socialcustomsare__wha

[单选题]The air in Beijing is getting much _____ now than a few years ago.A.clean B

[问答题]Fewer high school students are smoking now than a few years ago.