We'll have a picnic in the park this Sunday ________ it rains or it's very cold.
| A．since | B．if | C．unless | D．until |
Though he had often made his little sister______,today he was made____by her.
| A．cry; to cry | B．crying; crying | C．cry; cry | D．to cry; cry |
When_____the accident________?
| A．was; happened | B．has; happened | C．was happebeing | D．did; happen |
Tell him ______ the light.
| A．to turn | B．not to turn on | C．to not turn | D．not to turn |
It took us more than two hours _______ the dinner.
| A．prepare | B．preparing | C．to prepare | D．to be prepared |
We felt the earth _______.
| A．move | B．moveing | C．to move | D．be moved |