Don't use water to put out the fire if oil catches fire. As is known, oil ________ float on water.
| A．shall | B．must |
| C．may | D．will |
------Mum，can I go out to play with Tom for just a while ？
------ _______ and do what you like.
| A．No way | B．Go ahead | C．It depends | D．Don’t worry |
Opportunities are alwaysas long as we use our minds.
| A．available | B．permanent | C．relative | D．stable |
She was soto me that I recognized her voice the moment I picked up the phone.
| A．familiar | B．sensitive | C．confident | D．devoted |
The plan is dead. I it more water.
| A．will give | B．would have given | C．must give | D．should have given |
Recently a film was makePremier Zhou Enlai.
| A．in charge of | B．in memory of | C．in search of | D．in case of |