Although they feel tired,__________they still go on working. 
#56350
A
and
B
but
C
/
D
so
推荐题目
___________ the young girl ___________ her parents take regular exercise in order to keep fit. 
#56037
A
Not ... but
B
Either ... or
C
Neither ... nor
D
Not only ... but also
          — I’m looking forward to the latest Hollywood film. _____ will it begin? — ______next Friday.
#57727
A
How soon; Until
B
How long; Not until
C
How soon; Not until
D
How long; Until
_________ she is a little girl, _________ she knows a lot. 
#56192
A
Though, but
B
But, though
C
Though,/
D
But. /