We should set up some shelters _____the homeless people.
A. help B. helping C. helped D. to help
It is_______ interesting book ,we all like it.
A. such a B. such an C. so a D. so an
Our teacher told us ______carefully in class.
A. listen B. to listen C. listened D. listens
Some ______are ______their time to help the old people.
A. volunteer; volunteer B. volunteers; volunteering
C. volunteering; volunteers D. volunteers; volunteers
– He looks unhappy? -- Let’s ________
A. cheer him up B. helped out him
C. look him after D. angry with him
The old man lives ______,but he never feels_______.
A. alone; alone B. lonely; lonely C. lonely; alone 
D. alone; lonely
