Oliver’s father often goes to other _____________. ( )
A. country B. countries C. countrys
【答案】B
【解析】Oliver’s father often goes to other _____________. ( )
A. country B. countries C. countrys
【答案】B
【解析】上一篇：John didn't ______(drink) tea with his grandpa last night.
下一篇：技术监督工作要坚持（ ），坚持技术监督工作独立开展。