One of the requirements for a fire is that the material _________ to its burning temperature.
| A．is heated | B．be heated | C．would be heated | D．shall be heated |
相关试题
Some researchers believed that there is no doubta cure for AIDS will be found.
| A．which | B．that | C．what | D．whether |
— Shall I give you a ride since you live so far away?
— Thank you. _______.
| A．It couldn’t be better | B．Of course you can |
| C．If you like | D．If you are convenient |
You’d better _____ some money for special use.
| A．pick up | B．set aside | C．put off | D．give away |
Many studentspreparing for the midterm examination.
| A．are engaging in | B．are engaging themselves |
| C．are engaging themselves | D．are engaged in |
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