用whether 和 if 从句1、is mr.black in the office [i ask

用whether 和 if 从句1、is mr.black in the office [i ask

1、I asked if mr.black is in the office.2、I wonder if it will rain tomorrow.3、could you tell me if mr gray work in the school.4、I asked if tin's father has worked as a docter.5、I wonder if alice work out the maths problem.6、I asked if you have watered the flowers.7、He wanted to know if they are preparing for the mid-term examination.8、The students asked if they knew the story.9、 Teacher asked us if water freezes under zero degree the physics.======以下答案可供参考======供参考答案1:1、is mr.black in the office [i asked]2、 i wonder whether it will rain tomorrow3、could you tell me whether mr gray works in the school?4、i asked whether tin's fater had worked as a doctor .5、[i wonder whether alice worked out the maths problem ]6、 [I asked whether you had watered the flowers ]7、[he wanted to know whether they were preparing for the mid-term examination ]8、 [the students answered if they knew the story]9、 [the physics teacher told us water freezes under zero degree供参考答案2:i asked whether mr black is in the officei wonder if it will rain tomorrowcould you tell me if mr gray works in the school.i asked if tin's father has worked as a doctori wonder if alice worked out the maths problemi asked if you have watered the flowershe wanted to know if they are preparing for the mid-autumn examinationthe studentd answered whether they knew the storyteacher told us whether water freezes under zero degree the physics.同学，疑问句中改用if，不是则用whether，其次，时态照抄不变，动词改下时态就ok了，掌握方法比知道答案要重要供参考答案3:I asked if/whether mr. black is in the office.i wonder if/whether it will rain tomorrowcould you tell me if mr gray works in the schooli asked if/whether tin's father has worked as a doctori wonder if alice worked out the problemi asked if you have watered the flowershe wanted to know if/whether they are preparing for the mid-term examination?the students answered if/whether they knew the storyteacher told us the physics if water freezes under zero degree

哦，回答的不错