The        is a little difficult for me.
#51881
A
five lesson
B
lesson fifth
C
lesson five
D
fifth lesson
推荐题目
He lives on ________ floor in that building.
#51689
A
three
B
third
C
the third
D
the three
——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
 My father is _______. And we just had a party for his _______ birthday last weekend.
#51030
A
forty; fortieth
B
forty; forty
C
fortieth; forty
D
fortieth; fortieth
Can you imagine what life will be like in ______ time?
#51865
A
50 years’
B
50 year’s
C
50-years’
D
50-years