【文章內(nèi)容簡(jiǎn)介】
ing? They are swinging. ?日期 /時(shí)間 ? ?頁(yè)腳 ? What are they doing? They are swinging too. ?日期 /時(shí)間 ? ?頁(yè)腳 ? drink water→ drinking water 喝水 ?日期 /時(shí)間 ? ?頁(yè)腳 ? What are they doing? They are drinking water. ?日期 /時(shí)間 ? ?頁(yè)腳 ? They are drinking water . ?日期 /時(shí)間 ? ?頁(yè)腳 ? They are drinking water. ?日期 /時(shí)間 ? ?頁(yè)腳 ?