He wants___better at Maths.A.to do B.be C.to be

He wants___better at Maths.A.to do B.be C.to be He wants ____ a good doctor.(A.to be B.to do C.being) These job wanted ___ at once.A.to do B.do C.doing D.to be do He will be angry __________me.A.with B.to C.at He ordered the work ____ at once.A.started B.to be started C he has to be ____ bed ___ nine o'clock A、at;at B、to;by C、in; What should ____ must ____.A do,do B be done,be done C to be A.To look at B.Looking at C.Looked at D.To be looked at He wants ---- a music.A.to B.be C.to be 选哪个? Old people must ___politely A.speak to B.be spoken at C.be s There ______ no hurry,need there?A.need be B.need to be C.do he isn't at school.i think he ------be ill A.has to B.shall