---We’ve seen many more days of blue skies recently. ---True. But back in 1998, ________ Beijing started its “Defending the Blue Sky” program, the city only ________ about 100 days a year.
#34101
A
which, sees
B
that, saw
C
when, saw
D
and, seeing
推荐题目
His parents were teachers in that school, _______ lost their lives in order to save their students in the earthquake.
#32666
A
none of them
B
both of them
C
none of whom
D
both of whom
---What do you think of my homework? ---Good work，________ a few slight mistakes.
#30647
A
in addition to
B
except
C
as well as
D
apart from
I think going swimming in my spare time, _____ I think is great fun and good exercise as well as a useful skill.
#34727
A
which
B
as
C
that
D
what
He said it was this classroom _______ he found his lost watch and _____ he would take good care of it from then on.
#30646
A
where; /
B
when; what
C
that; what
D
where; that