废塑料的热解一般温度越(),气态的(低级的)碳氢化合物的比例越高,液态和固态的产物比例越低。
A.低
B.高
C.平稳
D.剧变
参考答案:B
TCP协议依据哪个选项来确保数据的可靠传输()
A、确认号
B、端口号
C、校验和
D、序号
I want to buy a kilo of oranges, but I don’t have ______ money with me. Can you lend me ______?[ ]
A. some; any
B. some; some
C. any; some
D. any; any