297. Just make a decision and ________ it.
| A．stick | B．stick to | C．persist | D．Insist |
Jack went to college last year and left his parents ,____________ to return home until he achieves his goal.
| A．determining not | B．not determined | C．not determining | D．determined not |
Don’t worry too much about making ___ mistakes. They are ___ natural part of learning.
| A．/: a | B．the;/ | C．/; the | D．the; the |
The volcano erupted violently , yet the village at the foot of it should _________.
| A．come through | B．go through | C．get through | D．pass through |
Although the used car seems in good ____________,it cannot run too fast.
| A．state | B．situation | C．condition | D．occasion |
Try to spend your time just on the things you find_________.
| A．worthing doing them | B．worth being done |
| C．worthy to being done | D．worthy of being done |