Theenvironmentherebecomesbetterandbetter.
问题详情：
The environment here becomes better and better. ______ bir
ds are coming back.
A. Thousands of B. Thousand of C. Thousands D. Thousand
【回答】
A
知识点：数词
题型：选择题
问题详情：
The environment here becomes better and better. ______ birds are coming back.
A. Thousands of B. Thousand of C. Thousands D. Thousand
【回答】
A
知识点：数词
题型：选择题
