A:f(x)=2sin(+)
B:f(x)=sin(4x+)
C:f(x)=2sin(-)
D:f(x)=sin(4x-)
世界近代史的开端,目前史学界主要有三种观点:一是英国资产阶级革命说,二是尼德兰革命说,三是“1500年说”。越来越多的人支持第三种观点,这一观点的主要历史依据是( )
下列关于美洲的叙述正确的是( )
地球上最大的大陆是:
读古诗《 枫桥夜泊》,填写诗句
____,夜半钟声到客船。
用所给单词填空
(1)Sometimes we ____ food at home. (2)I ____ drinking milk. (3)We often ____ CCTV news at 7:00 in the evening. (4)I ____ the Internet once a day.(5)The results for “read English books”____ fun.(6)How often do you ____ to the English corner? (7)Everyone will____ you if you need any help.(8)The sun ____ once a day. (9)Walking can ____ you in good health.(10)I____ nine hours every night.