It       Yang Liwei about 21 hours       the earth 14 times in his spaceship.
#57516
A
spent; circling
B
took; traveling
C
spent; to travel
D
took; to circle
推荐题目
They were ________ busy ________ with each other ________ the time.
#55658
A
too; talking; to forget
B
so; talking; that they forgot
C
so; to talk; that they forgot
D
too; to talk; to forget
_____ he was tired , ____ he didn’t stop working .
#57240
A
Although ; but
B
Though; /
C
But ; /
D
Though ; but
---_______do you send e-mails to your pen friend?  ------Once a month.
#56239
A
How long
B
How far
C
How much
D
How often