单项选择题
A.compulsory B.suitable C.alternative D.optional
Income tax rates are（）to one's annual income.A.relatedB...
单项选择题Income tax rates are（）to one's annual income.
A.related B.dependent C.based D.associated
The speaker talked about sports in general and about fo...
单项选择题The speaker talked about sports in general and about football（）
A.in brief B.in sequence C.in short D.in particular
Her clothes were too（）for the occasion.A.relaxedB.casua...
单项选择题Her clothes were too（）for the occasion.
A.relaxed B.casual C.indifferent D.flexible
