Computer lessons must be ____ to students of all grades, so that, they can mas
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Computer lessons must be ____ to students of all grades, so that, they can master this modern communication and learning tool. |
[ ] |
A. avoidable B. accessible C. valuable D. acceptable |
答案
B |
举一反三
My brother is really___ . He often works in his office far into the night. |
[ ] |
A. open-minded B. hard-working C. self-confident D. warm-hearted |
Though my grandfather is quite old, he is still very _______ and he is enthusiastic about social activities. |
[ ] |
A. active B. alive C. awake D. alone |
As a manager, I know my emotions will affect people around me, so I"m going to make a _______ effort to be more cheerful. |
[ ] |
A. precious B. curious C. mysterious D. conscious |
However ______ certain natural resources may be, they cannot reproduce themselves and are surely to be used up eventually. |
[ ] |
A. rigid B. terminal C. abundant D. violent |
People in many parts of the world are ______ for water, and more people will need more water in the next century. |
[ ] |
A. desperate B. prime C. user-friendly D. explicit |
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