单项选择题
A.situations B.cases C.conditions D.occasions
On average, a successful lawyer has to talk to several（...
单项选择题On average, a successful lawyer has to talk to several（）a day.
A.customers B.supporters C.guests D.clients
On（）side of the street there are some trees.A.both B....
单项选择题On（）side of the street there are some trees.
A.both B.either C.every D.all
Of all the students in our class, Betty writes（）A.very ...
单项选择题Of all the students in our class, Betty writes（）
A.very carefully B.most carefully C.more carefully D.the most carefully
