The man was not when he heard the words.
| A．frightening; frightening | B．frightened; frightened |
| C．frightened; frightening | D．frightening; frightened |
I have a big dream — I want to go into space, _______ will take some time to realize, I guess.
| A．which | B．it | C．what | D．where |
Although I majored in English, language _______ became a challenge when I set foot in the USA for the first time.
| A．luckily | B．naturally | C．surprisingly | D．gradually |
Reading provides quiet, peaceful time alone and can be a good _______ from your busy life.
| A．shelter | B．escape | C．absence | D．departure |
Don't pretend ________ when you don't.
| A．knowing | B．know | C．to know | D．to knowing |
There are forty-five students _______ in our class.
| A．about | B．or so | C．around | D．so |