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_______you eat the correct foods_____be able to keep fit and stay healthy.
A,Only if,willyou     B,Onlyif,you will     C,Unless,will you     D,Unless,you will

_____the beginning of the 19^th century did scientists know that all matter is made up of atoms.
A,At     B,By     C,Up to     D,Not until

All my family had breakfast at half past six,_______my neighbourhood.
A,so has      B,nor did    C,so had       D,nor had

---I would never trust him again . He let me down.
----- _____________.
A,Neither would I      B,So would I      C,Nor was I      D,So did I

Not only_______be given to people to find jobs,but alse medical treatment will be provided for people who need it.
A,does help    B,help will     C,help does    D,willhelp

Mr.Smith,        of the         speed,started to read a novel.

---- I would never ever come to this restaurant again. The food is terrible!
---- ___________.

Not only ______ in photography, but _____ an amateur courses to update my skills.

I failed in the job interview and only then _____ the importance of learning English well.

Only when Michael had his own child ____ making a kid grow up healthily was too hard.