His father looks young, but in fact he is ______. 
#51836
A
in the forties
B
in his forties
C
in the forty
D
in his forty
推荐题目
—What’s the English for 8:10?—It’s ______. 
#51318
A
eight ten
B
ten eight
C
ten to eight
D
eight past ten
—How many new words are there in _______lesson?—There are only _______.
#50946
A
five; fifth
B
fifth; five
C
the fifth; the five
D
the fifth; five
About _______ of the books in our school library are written in Chinese.
#51572
A
four-fifth
B
four-fifths
C
fourth-fifths
D
fourths-fifth