—______ you _______ Mount Qingyuan these days?—Yes, I have. The mountains are more beautiful.A. Have; gone to B. Have; been in C. Have; been to
Some ______are ______their time to help the old people.
– He looks unhappy?-- Let’s ________
The old man lives ______,but he never feels_______.
We can't put off ______a plan. Clean--Up Day is coming.
He ______plenty of money ______ the people in the earthquake.