Asetofkeys
问题详情：Asetofkeys________onthedesk,andsomeboxes________onthedesk,too.A．is;is B．are;areC．is;are D．are;is【回答】C点拨：本题可用主谓一致法解答。asetof...
Look，asetofkeys
问题详情：Look，asetofkeys________ontheteacher'sdesk.A．are B．were C．is D．was【回答】C点拨：此题考查主谓一致，由句意“看，讲桌上有一串钥匙。”可...