I shall be in china for three weeks. Can you make some suggestions _____ what I should see?
_____ out more about our products, fill in the form and send it to us at the address _____ below.
Students are encouraged _____ control of their own learning, rather than just _____ on the teacher.
After describing the planned improvements, she went on _____ how much they would cost.
_____ wherever you go is the price you pay for being famous.
To test eggs,_____ them in a bowl of water: if they float they’re bad, if they sink they’re good.