一道初三英语试题Do you know if_______tomorrow.I don't know .I'll tell you if________(回来）will come back |come back请告诉吾为何哦!那为啥if后面连个主语都没有？读起来很不顺口啊~为啥答案不是he /she come back

一道初三英语试题Do you know if_______tomorrow.I don't know .I'll tell you if________(回来）will come back |come back请告诉吾为何哦!那为啥if后面连个主语都没有？读起来很不顺口啊~为啥答案不是he /she come back 初三英语试题People can _____ running everywhere .Do you know what _____ .A.see,has happened B.see,happensC.be seen,is happened D.be seen,is happen这道题的正确选项是什么,说明原因 初三英语试题, 英语试题I didn't see A yesterday .DO you know A.what happened B.where she has been 一道英语选择题（初三水平）Do you know the child ______we borrow the pen?A.from which B.from whom C.whom D.who 初三英语试题,急 what do you know Do you know what Do you know Facebook? do you know my how do you know Do you know Do you know? do you know 亲,Do you know? Do you know what? do you know there? do you know sex