I don't know if they _______(take) part in the activity last

I don't know if they _______(take) part in the activity last if you don't take part in the sports meet ,I won't ___.A、als If you don't take part in the school sports meeting,I ____,e I don’t know _______ they have passed the exam. I don't know if she ______to the meeting.If she _______,what i didn't know he __( not take)part in the match I really don't know if they ____ ____a party tomorrow.If the I don't know whether to take the medicine at once.If I _____ Dad ,i don't want to take part in the competition.___,honey I don't know where he _______ (hide) in the park.I can't fin 英语翻译i don't know whether this is the part that she played in i don't know __ he took part in the walk__