小题1:There is a TV on the desk.
小题2:Jim is swimming now.
小题1:此题考查there be结构：There be+主语+地点状语：There is a TV on the desk.
小题2:此题考查现在进行时：主语+be动词+doing：Jim is swimming now.
小题1:There is a TV on the desk.
小题2:Jim is swimming now.
小题1:此题考查there be结构：There be+主语+地点状语：There is a TV on the desk.
小题2:此题考查现在进行时：主语+be动词+doing：Jim is swimming now.