Don’t make him __________ all the cleaning alone. After all, he is so young.
A．to do B．do C．not to do D．doing
—How about joining us in the summer camp?
—I wish I could, ___________ I have to practice for the piano test.
A．because B．so C．but D．although
—What a wonderful ___________ it is! You look lovely.
—Thanks. I took it in Paris last year.
A．photo B．watch C．stamp D．book
Look at the map, it says Japan is ____________ the east of China.
A．to B．on C．at D．in
The boys put ___________ school bags on the playground.
A．they B．theirs C．them D．their
Chongqing is ____________ lively city with many places to have fun.
A．an B．a C．the D．/
