汉武帝雄才大略,为了巩固统治他颁布了“推恩令”,“推恩令”的主要作用是( )
A:平定叛乱
B:让农民得到封地
C:排斥异己
D:解除了王国对中央的威胁
下列说法中,正确的是( )
下列瓶中盛装的常见物质中,含有机物的是( )
⑴I'm hungry.____ A. She's running.
⑵What are you doing?____ B. He's making noodles.
⑶What are they doing?____ C. I'm hungry, too.
⑷What is she doing?____ D. They are rowing a boat.
⑸What is Sam doing?____ E. I'm reading a book.
“低碳生活”倡导我们在生活中所耗用的能量、材料要尽量减少,从而减低二氧化碳的排放量,下列做法不符合“低碳生活”理念的是( )