They failed to complete the project for ______ of enough financial support.
| A．lack | B．lacking | C．lacked | D．having lacked |
—John, how did your English exam go?
—I thought I _____, but in fact I came in the top 10% in the class.
| A．should have failed | B．might have failed |
| C．couldn’t have failed | D．mustn’t have failed |
For professional athletes, ________ to the Olympics means that they have a chance to enter the history books.
| A．access | B．attachment | C．appeal | D．approach |
Try to spend your time just on the things you find _________.
| A．worth doing them | B．worth being done |
| C．them worth doing | D．worth doing |
On snowy days, you have to drive very to avoid traffic accidents.
| A．cautiously | B．neatly | C．smoothly | D．properly |
—You may find the key to the maths problem on page 107.
—Ah, it’s so simple. I wonder why I ＿of that.
| A．hadn’t thought | B．haven’t thought |
| C．didn’t think | D．wasn’t thinking |