问题
选择题
My sister, an inexperienced rider, was found sitting on the bicycle______to balance it.
A.having tried
B.trying
C.to try
D.tried
答案
答案:B
此题考查非谓语动词的用法。句中的空格处动词与主语my sister构成主动关系,即try这个动作是my sister发出的,所以用trying表示她主动“设法/尝试着保持自行车平衡”。