Many firms give away small quantities of their productions as _______ so that people can try them before buying.
#5243
A
signs
B
signals
C
examples
D
samples
推荐题目
A box of _____ is a most welcome gift for one’s lover on Valentine’s Day.
#6656
A
chocolate
B
chocolates
C
some chocolate
D
the chocolates
The article gives several ______ about why we should build up the harmonious society.
#5376
A
explanations
B
expressions
C
introductions
D
directions
It is a common ____ to have a cake with candles to celebrate a holiday ，birthday or any other occasion.
#5121
A
law
B
rule
C
tip
D
custom
Her question was so difficult that I could hardly make any ____ of it at all.
#6572
A
explanation
B
meaning
C
sense
D
idea