29.I will never forget the days _______ I spent with my frie

29.I will never forget the days _______ I spent with my friends in Beijing.
I will never forget the days _______ I spent with my friends in Beijing.A.when B.that C.in which D.on that30.He always did well at school _______ having to do part-time jobs every now and then.A.in spite of B.regardless of C.on account of D.in case of31.Peter will _______ as managing director when Bill retires.A.take up B.take over C.take on D.take in32.In China,children _______ school at seven.A.has to start B.must to start C.have to start D.can start33.Smoking,_______ is harmful for people’s health,is nevertheless popular nowadays.A.though B.at C.althoughD.which34.Peter,whom everyone suspected,_______ to be innocent.A.turned out B.turned off C.turned up D.turned over35.Unemployment is not the _______— the real problem is the decline in public morality.A.trouble B.matterC.issue D.thing