There are diverse dialects in the Chinese language.
A. various
B. typical
C. contrary
D. definite
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I pray you to think again about this proposal.
A. hope
B. beg
C. press
D. regard
He preached the virtues of a healthy lifestyle.
A. emphasized
B. enriched
C. advocated
D. explored
The engineers had to destruct the rocket for safety reasons.
A. preserve
B. dispose
C. destroy
D. deliver
We must preserve our natural resources.
A. prevent
B. protest
C. reserve
D. save