of the students in our school are boys. 
#51285
A
Second-threes
B
Two-third
C
Second-twos
D
Two-thirds
推荐题目
      —Can I help you?—I’d like ____________ for my twin daughters.
#51901
A
two pair of shoes
B
two pairs of shoe
C
two pair of shoe
D
two pairs of shoes
------ How many people were invited to the meeting? ------About six ________. 
#51497
A
hundred
B
hundreds
C
hundred of
D
hundreds of
______ of his time ______ been spent on studies every day.
#51882
A
Four-fifths; has
B
Four-fifths; have
C
Four-five; has
D
Fourths-five; have
——How old is the baby boy?   ——He is an ________ boy. 
#51685
A
8 months old
B
10 month old
C
8-month-old
D
10-month-old