It's a chicken-and-egg question. I can't answer you now.           
#45634
A
easy
B
clear
C
difficult
D
funny
推荐题目
The sea water is _______ for anybody to ______.
#44882
A
enough warm, swim
B
enough warm, swim in
C
warm enough, swim
D
warm enough, swim in
-What color is the schoolbag?-It’s        .
#44847
A
orange
B
an orange
C
Green
D
a black
________ plastic bags we use, ________ it will be to the environment.
#47709
A
The less; the better
B
The less; the worse
C
The fewer; the better
D
The fewer; the best
Tony is ________ student.
#44801
A
an 11-year-old
B
an eleven-years-old
C
a 11-year-old
D
a eleven-year old