Now that he is a grade two student, I’m afraid the book is difficult for him to read.
| A．somehow |
| B．anyhow |
| C．somewhat |
| D．anyway |
____ we is known to all, English is not very difficult to learn.
| A．What | B．As | C．That | D．Which |
The old man had three sons, all of ____ died during World War Ⅱ.
| A．whose | B．that | C．whom | D．who |
I have bought two pens, ____ write well.
| A．none of which | B．neither of which | C．both of which | D．all of which |
Do you know the reason ____ she has changed her mind?
| A．why | B．which | C．for that | D．of which |
He failed in the exam, ____ proves that he wasn’t working hard enough.
| A．which | B．what | C．it | D．that |