You must return the books to the library because you them for more than two weeks．（ ）
| A． |
have lent |
| B． |
have borrowed |
| C． |
have kept |
In the end， Mr Song came up____a good method to solve the problem．（ ）
A．forB．atC．inD．with
As we all know， the Changjiang River is the____river in our country．（ ）
A．longB．longestC．highD．highest
Where are Lily and Lucy from？
____are from the USA．（ ）
A．OursB．WeC．TheirsD．They
Mum， I'm hungry．
There____some biscuits on the table． Enjoy them， please．（ ）
A．isB．areC．hasD．have
Tom likes playing____football very much．（ ）
A．/B．anC．theD．a