a. 用下列选项填空。 A.who B.which C.that D.whose E./( 省略 ) F. whom 1. The games ( ) I play are football and tennis. 2. He is the only student ( ) understand English well. 3. He is a writer ( ) books are seldom read. 4. This is the professor ( ) we met at NYU. 5. Is this the money ( ) you lost? 6. That is the runner ( ) won the race. 7. He is the kind of person ( ) cares about his friends a lot..