题目内容
He is ___new comer to ___ chemistry but he has made a few important discoveries.
- A./, /
- B.a, /
- C.a, the
- D.the, the
B
练习册系列答案
相关题目
He is ___new comer to ___ chemistry but he has made a few important discoveries.
A./, / | B.a, / | C.a, the | D.the, the |