------Hey, Emily, I’ve got a used copy of our chemistry textbook for half price.
------ I’m afraid you ____ your money. Yours is the first edition, but we’re supposed to be using the third edition.
| A．had wasted | B．were wasting | C．wasted | D．will waste |
Going on a trip into ______ space must be quite ______ exciting experience.
| A．/ ; the | B．the; a | C．the; an | D．/ ; an |
Our teacher looked here and there on our playground ______ looking for something.
| A．even though | B．even if | C．as if | D．only if |
---Shall I give you a ride as you live so far away?
---Thank you. ______.
| A．It couldn’t be better | B．Of course you could |
| C．If you like | D．It’s up to you |
---I wonder, Mr Adams, ______ you’d mind us asking a few questions.
---______. I am all ears.
| A．if; Yes, go ahead | B．whether; No, go ahead |
| C．that; Sure, go ahead | D．if; Sure, go ahead |
-Wouldn’t it be ___ wonderful world, if all nations live in ____ peace with one another?
-What _____ pleasure to live in _______ world!
| A．the; the; the; such | B．the; a; /; such | C．a; /; a; such a | D．a; a; /; such a |