There was ______ time ______ I hated to go to school.
She worked hard ________ everything would be ready by the time he came back.
________ he studies hard, he will never pass the examination.
I criticized him, you know, not ________ I hate him but ________ I love him.
I had no sooner got back to the kitchen ________ the door-bell rang loud enough to wake the dead.
________ you understand this rule, you’ll have no further difficulty.