问题

Susan is so hard-working that she has won a third scholarship.–Just as a proverb goes “____________.”
A:Make hay while the sun shines
B:No pain, no gain
C:The early bird catches the worm
D:Once bitten, twice shy
B:No pain, no gain
C:The early bird catches the worm
D:Once bitten, twice shy
正确答案是: