1. if he ................. early , he would be in time

sleeps

slept

sleeping

sleep

2. if he fixed the car , he ................. arrive early

can

shall

would

have

3. he could be the winner if he ................. well

prepare

prepared

will prepare

preparing

4. if i were you , i ................. be a millionaire

has

can

would

is

5. if the students ................. the lesson , they would answer

understand

understood

is understanding

understands

6. he ................. be the owner of the house if he bought it

were

can

would

has