The _____ stuck on the outside of the envelope said "By Air".
#6908
A
label
B
ticket
C
signal
D
sign
推荐题目
There are three ____ doing research work in the company.
#7341
A
women scientist
B
woman scientist
C
woman scientists
D
women scientists
New mineral resources may be discovered during the forthcoming Antarctic _____.
#7399
A
excursion
B
execution
C
extraction
D
expedition