1 . The happy girl 　　　　higher and higher while she sat on the swing, with her mother pushing her.

A．swung	B．flied
C．climbed	D．jumped

2 . A month has passed and the work has not ________, which worries me a lot, for I fear that it can’t be finished by the deadline.

A．handled	B．considered
C．advanced	D．done

3 . Niagara Falls is a great tourist ________ drawing millions of visitors from all parts of the world every year.

A．attraction	B．scene
C．view	D．interest

4 . Air is composed of ___________ gases including hydrogen, oxygen, and carbon dioxide.

A．varied	B．variant
C．variable	D．various

5 . It took _______building supplies to construct these energy saving houses. It took brains, too.

A．other than	B．more than
C．rather than	D．less than