under a big tree.去掉a 可以吗?为什么?

under a big tree.去掉a 可以吗?为什么? Haley had a rest under a big tree.under a big tree 对这些词语提问 she sat down under a big tree对 （under a big tree ）提问 They sat “under a big tree”.对引号部分提问 Look!A big dog( )(lie)under the tree we sat under a big tree and had our 对under a big tree 提问用什么疑问词 There is a boy under the big tree变成一般疑问句,否定句,根据under the big tree提问 Thay sat down under a big treeunder a big tree 对这句话提问 They had a chat under a big tree yesterday.(改为现在进行时）Look!They _________ __________ a chat under a big tree now. 英语百科词典They sat down under a big tree.以under a big tree来提问：where_they_?两条_该怎么填写? under,reading,wendy,a,tree,and,sitting,a,is,big,storybook连词成句 They sat down under a big tree and had a chat 的一般疑问句是什么 they sat down under a big tree and( ）had a chat He is reading a story book( under a big tree)对括号内的部分提问 He saw a chair under a big tree and went ___it. I often see him ___(do)some____（read）under a big tree I did some sports under a big tree this morning.改为一般疑问句