You seem ___________. What are you____________?
#57270
A
worries; worrying about
B
worry; worried about
C
worried; worrying about
D
worried; worry about
推荐题目
---- What are you doing?     ---- I’m ________ my English book.
#59023
A
looking after
B
looking at
C
looking for
D
looking like
It needs a lot of practice ___English well. 
#54334
A
to learn
B
learn
C
learned
D
learning
He’d  better ______a  doctor if he ______well.
#59267
A
to see, isn’t
B
see,feels
C
see,not feel
D
see,doesn’t feel