未来 对于 ( ) 相当于 ( ) 对于 保护
A.历史 动物 B.畅想 惩罚C.探索 环境 D.完善 破坏
参考答案:C
解析: 探索未来;保护环境。
—“Could we put off the meeting?” she asked
—“ ,” he answered politely. “This is the only day everyone is available. ”
A.Not likely
B.Not exactly
C.Not nearly
D.Not really
燃烧发生必须同时具备()三个条件。
A、可燃物
B、助燃物
C、着火源
D、风势