2. 外语
  3. The Weddell seal of Antarctica can dive to a depth of about, 1,600 feet and remain submerged for as long as an hour and ten minu

The Weddell seal of Antarctica can dive to a depth of about, 1,600 feet and remain submerged for as long as an hour and ten minu

admin2010-01-14  65
问题 The Weddell seal of Antarctica can dive to a depth of about, 1,600 feet and remain submerged for as long as an hour and ten minutes.
选项 A、underwater
B、fearless
C、unconscious
D、breathless
答案A
解析
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