Question

【题目】Bob is ______ eleven-year-old boy, but he knows a lot about Chinese history.
A.an
B.a
C.the

Answer 1

【答案】A
【解析】句意：鲍勃虽然是一个11岁的男孩，但是他对中国历史却了解很多。['lev()n]以元音音素开头，前面用不定冠词an，所以答案是A。