2005福建,33) When_______help, one often says “Thank you.” or “It’s kind of you”. 
#98827
A
offering
B
to offer
C
to be offered
D
offered
推荐题目
Mr. Brown ______ a valuable present, but he refused ______ it.
#96058
A
accepted, to receive 
B
received, to accept 
C
received, accepting 
D
accepted, receiving
The civil war broke out in Libya, ______ to the instability of the international oil price.
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A
to contribute
B
contributed
C
having contributed
D
contributing