6、sarethereinthebox?如果主语是不可数名词,则用“Howmuch+不可数名词+isthere+介词短语?”表示:Thereissomemoneyinmypurse.→Howmuchmoneyisthereinyourpurse?3.用法1.Therebe句型中be动词的形式要和其后的主语在人称和数上保持一致。Thereisabasketballinthebox. Thereisalittlemilkintheglass.Therearemanybirdsinthetree. The