---_______ beautiful music it is! 

—Tom, you look tired this morning. What’s wrong?—I was so busy that I didn’t go to bed________12 o’clock last night.

It was snowing hard_______we had to stay at home and watch TV.

Bill won’t make any progress_____he studies harder than before.

--- Would you like to go hiking with us for summer vacation?--- Yes, I’d love to. _____ my parents have decided to take me to visit my grandmother.