Our enemy bills have been increasing steadilythese costs，our telephone costs have doubled over the past six months

g on a frozen sports field sounds like a lot offun. Isn’t it rather risky, ____

Accurately, my granny has got no hobbies at all______ you think watching TV as one.

Was the test difficult? Not at all.We found ___

It was obvious that the ship ______ on its voyage without _______ from the officials in charge or it would not have sailed off so secretly. [ ]