Tom has passed the final exam—______! He never really worked hardbefore

There are fifty students in our class, _____ of us _____ football.

ing to the regulations of ourcompany, the first applicant ______ the interview is entitled _______ his job

Scientists are convinced _____the positive effect of laughter _____physical and mental health．

Great changes have taken place in that school. It is no longer _____it was 20 years ago, ______it was so poorly equipped.[ ]