爱琴海 A: Mediterranean Sea B: Aegean Sea C: Black Sea D: Ionian Sea

The young man was all _____when he began his new job. A: at the sea B: at sea C: in the sea D: in sea

What does the abbreviation MSL stand for on a nautical chart A: Mean sea light. B: Mean sea level. C: Moment sea level. D: Moment sea light.

The Dead Sea is on the border between _______. It is _______ meters below sea level. That is ______ on Earth. The Dead Sea is the _______ large body of water in the world. The area around the Dead Sea has ancient places that _______. _______ in the Dead Sea are used for health treatments. ______ brings many visitors to the area.

以下哪一项不是鉴定胚胎干细胞最常用的表面标志物 A: SSEA-1 B: Oct-4 C: SSEA-3 D: SEA-4 E: LIF

This passage tells us that ______. A: the sea is very shallow B: the sea is very deep C: the sea is neither shallow nor deep D: the depths(深度)of the sea in different places are quite different

“海权”的英文原文为() A: Sea<br/>Power B: Sea<br/>Base C: Sea<br/>Shield

25. The-low polar orbiting satellite system provides the coverage of _ A: sea areas Al and A2 B: sea areas AJ, A2, A3 and A4 C: sea area A3 . D: sea area A4

Listen to the statement and circle the appropriate letter. What is the topic of this statement A: sea urchins B: sea otters C: the relationship of many sea living creatures in the kelp forest

如果当前目录是/home/sea/china，那么“china”的父目录是哪个目录（ ） A: /home/sea B: /home/ C: / D: /sea