【B11】
A. basic
B. apparent
C. least
D. most
A．The Same Song.B．Talk and Show.C．The Soccer Game.D．A Documentary.
A. The Same Song.
B. Talk and Show.
C. The Soccer Game.
D. A Documentary.
【B16】
A. Chinese
B. American
C. foreign
D. local
The word "it" in the sentence "seawater directly beneath freshly formed sea ice has a higher salinity than it did before the ice appeared."(paragraph 4) refers to______.
A. seawater
B. surrounding water
C. the salt in the water
D. the water
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