There are forty-eight ____________ doctors in this hospital.
#27744
A
man
B
men’s
C
woman
D
women
推荐题目
—Excuse me, what’s your last name?—Black.
#29646
A
first name
B
middle name
C
family name
D
given name
Australia is a big country. Australians speak  _________ 
#29430
A
French
B
Chinese
C
English
D
Japanese
If H2 burn in O2, we can get _____.
#29282
A
H2
B
H2O
C
O2
D
H2O2