.This isn’t the most difficult one of the new words that ______ me in the passage.
| A．puzzled | B．puzzles | C．is puzzling | D．have puzzled |
I want to buy is a book.
| A．How | B．What | C．That | D．Who |
Either you or Igoing to the teacher’s office after class.
| A．are | B．is | C．am | D．will |
Travelling a good way to learn about the world.
| A．is | B．are | C．have | D．has |
It is difficult a best friend.
| A．to find | B．finding | C．find | D．to be found |
It’s raining heavily outside. Tell him the window.
| A．not open | B．don’t open |
| C．to not open | D．not to open |