If you leave your children at home alone, they..... most time watching TV.
A.should spend
B.spend
C.are spending
D.will spend

A.until
B.begin
C.oral
D.award

A.describe
B.foreign
C.study
D.order

________(50)
A.serve
B.give
C.help
D.aid

________(49)
A.see
B.watch
C.look
D.tell

________(48)
A.atmosphere
B.situation
C.circumstance
D.station

She is very tired; ........ she has to finish her homework.
A.however
B.so
C.moreover
D.and

That's a nice coat, and the colour.......you well.
A.suits
B.matches
C.fits
D.agrees

Tan usually wears uniform at school. At home, he wears.......clothes.
A.formal
B.national
C.occasional
D.casual

________(46)
A.this
B.that
C.which
D.what