— How often do you refer to a dictionary when you are reading an English novel?
— Well, it depends. ____ it actually affects my understanding ____ look the word up.
| A．Only if; will I | B．Only if; I will |
| C．Unless; will I | D．Unless; I will |
I don't think I need any money but I'll bring some_____.
| A．in case | B．in case of | C．in no case | D．in that case |
—When could you have a meal with me ?
—I'd like to go whenever it is______ to you.
| A．fit | B．nice | C．convenient | D．suit |
Scientists have many theories about how the universe_______into being.
| A．came | B．was coming | C．had come | D．would come |
Cindy shut the door heavily and burst into tears. No one in the office knew ______she was so angry.
| A．where | B．whether | C．that | D．why |
We can never expect_______bluer sky unless we create_______less polluted world.
| A．a; a | B．a; the | C．the; a | D．the; the |