为什么1个对话里面,have meals 跟 drink tea 他们名词前不用加冠词?

为什么1个对话里面,have meals 跟 drink tea 他们名词前不用加冠词? It is said that you can get thinner if you have s____ before meals.里面应该填什么? 1,Will you have your meals in the canteen?2,Have you heard the news? They have three meals 改为一般疑问句 l have three meals （ ） day I have three meals every sudu we Chinese always have meals with ________. what do you usually have for meals? 112.I can't believe that restaurant,______ I have eaten such wonderful meals 答案b为什么 为什么You will be invited to have meals with their family中的invite要用过去式?You will be invited to have meals with their family这个句子为什么不能改为You will be invite to have meals with their family,invite在什么情况下用 My family have meals at around是什么意思My family have meals at a round will you please_____（wash)your hands befoe_____(have)have meals 英语对话里面的, We have three meals ( )day .we have (We have three meals ( )day .we have ( )supper at six in the evening. 初一下英语 完成对话Hello,A.Hi,B.Nice to meet you.________________________?My favourite festival is Christmas Day._________________________?It's on December 25th.________________________?We sing Christamas songs and have big meals to celebrat They have three meals.(改为一般疑问句) ____ they ____ three meals? 为什么对话最后说good morning就在中级英语听力书里面的对话,有几处,在对话的最后用了good morning而不是goodbye,这是为什么? we usually have three meals a day 一般疑问句