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
We can't put off ______a plan. Clean--Up Day is coming.
A. make B. to make C. making D. to making
He ______plenty of money ______ the people in the earthquake.
A. put out; to B. handed out; for C. gave out; at D. gave away; to
