Pine trees, of which there are almost one hundred _____, are found throughout the North Temperate Zone.
#6456
A
species
B
samples
C
specimens
D
Standards
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Opinions of that kind are best kept to yourself, and not voice＿＿＿＿＿．
#7202
A
by public
B
in public
C
in a public
D
in the public
An accident occurred，but to our ______，no one was hurt.
#5483
A
Sadness
B
disappointment
C
surprise
D
relief
President Obama won the 2012 election over Romney and is once more in__ of the White House.
#5533
A
return
B
search
C
relief
D
power
— Have you any idea where he comes from?— Judging by his __________, he must be from Hunan.
#6052
A
tone
B
style
C
voice
D
accent