题目:
Unable to build nests or care for their young, a female cowbird lays up to 40 eggs a year in the nests of other birds, including warblers, vireos, flycatchers, and thrushes.
选项:
A、
A. a female cowbird lays up to 40 eggs a year in the nests of other birds, including
B、
B. a female cowbird will use the nests of other birds to lay up to 40 eggs a year, including those of
C、
C. female cowbirds use the nests of other birds to lay up to 40 eggs a year, including those of
D、
D. female cowbirds lay up to 40 eggs a year in the nests of other birds, including
E、
E. up to 40 eggs a year are laid by female cowbirds in the nests of other birds, including
答案:
D