“北斗卫星”向手机传送信息，传播媒介是（　　)

2014年2月8日南极泰山站正式建成，这是继长城站、中山站、昆仑站之后，中国在南极建立的第四个科考站。我国科学考察队去南极考察一般在11～12月抵达南极洲，主要原因是(    )

日本政府购买钓鱼岛的闹剧触发全球华人反日情绪，中国民众以及世界各地的华人对日方非法购买钓鱼岛一事表示强烈不满和严重抗议。这表明（  ）

①Is the picture on the table? ____           A. Nice to meet you, too!

②Thank you! ____                   B. It's a watch.

③Where are the computers? ____         C. You're welcome.

④Is Sally your sister? ____                 D. It's Smith

⑤What's this in English? ____             E. No, it isn't.

⑥Can you spell it, please? ____           F. Yes, A-N-N, Ann.

⑦Is his pen brown? ____                G. No, it's on the wall.

⑧Nice to meet you! ____              H. They're on the desk.

⑨What's his last name? ____             I. Thank you!

⑩Your jacket is very nice. ____              J. Yes, she is.