The government has failed to halt economic decline.
A. delay
B. decrease
C. stop
D. keep
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She now helps in a local school as a ______ three days a week.
A. volunteer
B. designer
C. species
D. specialist
Some animal and plant ______ cannot accommodate to the rapidly changing conditions.
A. forestry
B. species
C. determination
D. favor
The materials used have to be able to withstand high temperatures.
A. deposit
B. withdraw
C. retire
D. resist
If symptoms persist, ______ a doctor without delay.
A. conduct
B. consult
C. construct
D. condense