be made of/be made in/be made from/be made by/be made up of
be made of表示“由……制成”,指从原料到制成品,只发生了形状变化,没有发生本质变化(属物理变化)。
be made in当后面接时间的数词或名词时,表示“某物何时制造的或何时产的”。当后面接指地点的名词时,表示“某地产某物”。
be made from表示“由……制成”,指从原料到制成品,发生了质的变化,已无法复原(属化学变化)。
be made by表示“由……制做”,后面接指人的名词或代词,强调动作的执行者。
be made up of表示“由……构成(组成)”,强调主语由两部分或两个以上的部分构成或组成。
【练习】用be made in,be made of,be made from,be made by或be made up of填空。
①This bike Tianjin. ②This table wood. ③The car 1999.
④Paper wood. ⑤The kite my mother. ⑥The team ten members.
④Paper wood. ⑤The kite my mother. ⑥The team ten members.
【Keys】was made in; is made of ;was made in ;is made from;was made by;is made up of