Bob often _______ two hours ________ his homework.
| A．spend; to do | B．spends; to do |
| C．spends; doing | D．spent; doing |
People that lived in the mountains didn’t have wells in the past, so they had to ______ water from a stream far away.
| A．bring | B．fetch | C．take | D．give |
It’s almost ten years _____ we saw each other last time.
| A．before | B．after |
| C．when | D．since |
—Don’t eat too much candy, for it’s_____ your teeth.
—Oh,I get it.Thank you.
| A．harm to | B．good for |
| C．badly to | D．harmful to |
_____ my teacher, I passed the English exam.
| A．Thanks for | B．Thanks to |
| C．Thank to | D．Thank for |
Miss Gao has taught us English two years. I have been here two years ago.
| A．since; for | B．since; since |
| C．for; since | D．for; for |