I don’t think it is __________taking the trouble to explain the question to him. 
#19163
A
worth
B
worthy
C
worth of
D
worthwhile
推荐题目
Our new house is very _______ for me as I can get to the office in 5 minutes. 
#19619
A
adaptable
B
comfortable
C
convenient
D
available
—I didn’t do well in this English examination. How about you? —I did ________ you. 
#20771
A
not better than
B
no worse than
C
as well as
D
no better than
I am _____ to hear the _____ news that my brother has passed the driving test.
#17903
A
delighted; delight
B
delighted; delightful
C
delightful; delighting
D
delightful; delighted