Thescientistdoesnotstudynature
问题详情:
The scientist does not study nature ______ it is useful to do so. He studies it because he takes pleasure in it.
A. until B. though C. because D. unless
【回答】
C
知识点:连词
题型:选择题
问题详情:
The scientist does not study nature ______ it is useful to do so. He studies it because he takes pleasure in it.
A. until B. though C. because D. unless
【回答】
C
知识点:连词
题型:选择题