Asetofkeys的精選

問題詳情：Look，asetofkeys________ontheteacher'sdesk.A．are                 B．were C．is                  D．was【回答】C點撥：此題考查主謂一致，由句意“看，講桌上有一串鑰匙。”可...

問題詳情：Asetofkeys________onthedesk,andsomeboxes________onthedesk,too.A．is;is               B．are;areC．is;are              D．are;is【回答】C點撥：本題可用主謂一致法解答。asetof...