Schools should be lively places where individuals are encouraged to ______ to their greatest potential.
| A．cultivate | B．accelerate | C．expand | D．develop |
Los Angeles Times reported that researchers may have found a way to ______ human life by changing certain genes, so that humans might expect to live twice as long.
| A．extend | B．preserve |
| C．multiply | D．transform |
The young backpacker always_________ at the youth hotel when he’s in Kathmandu.
| A．puts up | B．sets down |
| C．comes out | D．takes up |
The twins ___ closely in appearance，but are totally different in character．
| A．resemble | B．distinguish |
| C．look | D．1ike |
Some insects ________the colour of their surroundings to protect themselves
| A．take on | B．take in |
| C．take off | D．take up |
I have to_______ my dictionary because there are too many new words.
| A．turn on | B．turn off | C．turn up | D．turn to |
As they are either my seniors or my partners, I can’t afford to _____ their advice and go my way.
| A．swap | B．pack | C．ignore | D．recognize |
Hi, Doctor Wang, my chest _______ when I make a deep breath.
| A．harms | B．wounds |
| C．hurts | D．Injures |
It is impossible to ________one’s goal without working hard.
| A．achieve | B．get | C．arrive | D．make |
I can ______ the house being untidy, but I hate it if it's not clean．
| A．come up with | B．put up with |
| C．turn to | D．stick to |
Jenny kept asking me to use my bicycle ,and I finally _______.
| A．put down | B．gave in | C．came up | D．gave out |
Hearing the boring news, I was too distracted （心烦意乱）to my attention on my homework.
| A．attract | B．draw | C．concentrate | D．pay |
Some plants are so difficult to grow that they can only ______ in a perfectly clean environment.
| A．communicate | B．exchange |
| C．survive | D．afford |
Once the new rules are made，what matters much next is how they will be________to all the members of the club.
| A．devoted | B．referred |
| C．applied | D．directed |
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