1. I cover the top with a piece of cardboard and h old it there. 我用纸板把上面盖住然后托住它。
【用法】 句式 cover…with…意为“用……覆盖……”,类似句式be covered with 表示“被……覆盖”,这是一个系表结构。
【举例】①My mother covered the table with cloth. 我妈妈用布把桌子盖住了。②The bed is covered with paper. 床上盖满了纸