u5u6
七下u5u6知识点
is a +名词单数 +在某地 在某地有某物 There is a bathroom on the first floor. 在一楼有一间浴室 There is +不可数名词 +在某地 There is some milk in the bottle. 在瓶子里有些牛奶 There are +名词复数 +在某地 There are two pairs of shoes under the bed