—_________does Tom exercise? —Every day.
#56103
A
How often
B
How many
C
How long
D
How far
推荐题目
3D printers are still _____ expensive for most of us ______ afford.
#56721
A
so, to
B
such, to
C
too, to
D
much, to
Martian Brother is the nickname for a boy called Hua Chenyu won the 2013 Supei Boy．
#55641
A
who
B
which
C
whose
D
what