It's (high,right,about) time that答:在表示命令、建议、要求等一类动词后面的从句中。order, suggest, propose, require, demand, request, insist, command, insist + (should) do I suggest that we (should) hold a meeting next week.He insisted that he (should ) be sent there.注意: 如suggest, insist不表示"建议" 或"...