【正文】
_________________________ is doing an experiment.(同上) ____________________________________ Zhang Peng playing chess?(做否定回答) _____________________________________ they watching insects?(做肯定回答) _____________________________________ 六 .補(bǔ)全對話。 doing? B. I’ m_______(觀察) my classmates. they? ’ re ____(在 …… 里) the woods. they ________(捉) butterflies? ,they _______. They are_______ _______ leaves.(摘 )