All of us found ______ difficult to work out the maths problem.
The bell rang and every student had to_________their examination papers.
_____60 miles a day,you need your mountain bike in a very good state.
-Did you attend Mary and Tom’s wedding ceremony? -Yes,but as you know,they________each other no more than 3 months.
_____I like the color of the hat,I don,t like its shape.
-We need a drink.I'm really thirsty -_______.Let,s have one.