In the end， Mr Song came up____a good method to solve the problem．（ ）
A．forB．atC．inD．with
Tom， what's your dad doing？
He _____ my bike．（ ）
| A． |
repair |
B． |
repairs |
| C． |
is repairing |
D． |
will repair |
Which book do you prefer ，Harry Potter or Treasure Island ？
Harry Potter, of course. _____ I _____ my sister likes it．（ ）
| A． |
Both；and |
B． |
Neither； nor |
| C． |
Not； but |
D． |
Not only； but also |
It's ten years since I _____ to study English．（ ）
| A． |
begin |
B． |
began |
C． |
has begun |
D． |
have begun |
Elsa lives on the _____ floor．（ ）
| A． |
nine |
B． |
ninth |
C． |
nineteen |
D． |
ninety |
The theater _____ to celebrate the Art Festival last month．（ ）
| A． |
decorated |
B． |
is decorated |
| C． |
was decorated |
D． |
has decorated |