By the year 2020, China.s population probably _________1.4 billion.

选择一项:
A. are reaching
B. will have reached
C. will be reaching
出自:人文英语4

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块