________ your next high-adventure trip is scheduled, start preparing now.
| A．In case | B．Unless | C．Only if | D．Whenever |
If I yesterday, he now.
| A．had said sorry to him, wouldn’t be angry | B．said sorry to him, wouldn’t have been angry |
| C．have said sorry to him, won’t be angry | D．had said sorry to him, would be angry |
At the age of 29, Dave was a worker, in a small apartment near Boston and ______ what to do about his future.
| A．living; wondering | B．lived; wondering | C．lived; wondered | D．living; wondered |
Failure is never a pleasure, but it can have a effect on your life once you learn to use it.
| A．positive | B．major | C．concrete | D．sure |
As is known to us all, failure usually_____laziness while diligence can______success.
| A．results from; lie in | B．results in; result from | C．leads to; lie in | D．results from; result in |
Animals have died coming into contact with this chemical.
| A．as a consequence of | B．in return for | C．in the name of | D．in spite of |