【题目】It’s 9 p.m. They _______ now, but they often ______ to bed at 10 p.m. ( )
A. sleep; go B. are sleeping; go C. are sleeping; going
【答案】B
【解析】
略

【题目】It’s 9 p.m. They _______ now, but they often ______ to bed at 10 p.m. ( )
A. sleep; go B. are sleeping; go C. are sleeping; going
【答案】B
【解析】
略