From his       looks, we can decide that he’s come across       problems.
#6563
A
puzzling; troubled
B
puzzling; troubling
C
puzzled; troublesome
D
puzzled; troubled
推荐题目
We need to work faster because time is _____.
#6533
A
of the essence
B
of the importance
C
limitless
D
countless
---What is your favorite______of sports clothing? ---Nike.
#6462
A
equipmet
B
amusement
C
theme
D
brand