They were _______ in their scientific research, not knowing what happened just o

游客2024-05-20  10

问题 They were _______ in their scientific research, not knowing what happened just outside their lab.

选项 A、submerged
B、immersed
C、dipped
D、drowned

答案 B

解析 B.immersed意为“陷入(债务,沉思),专心于”,常与介词in搭配。其他三个动词的意义是:A. submerge淹没,浸没;C.dip浸,蘸;D.drowned溺水,淹死。根据句意应选B。句意为:他们都埋头于他们的科学实验,不知道实验室外面发生的事情。
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