Many houses and factorties(build)___last year.A great deal of water(need)___in large cities.用动词的适当余台和时态天空
问题描述：
Many houses and factorties(build)___last year.A great deal of water(need)___in large cities.
用动词的适当余台和时态天空
答
( )in summer a.to swim b,swim c.swimming everyone excepy john and 固定短语搭配of great interest 名胜古迹 be interested in 对……感兴趣 c
答
last year 过去被动,were built
被动一般现在时 is needed