Give the correct from of the verb in bracket: 1) Unless you (try) ... hard, you (not/pass) ... the exam. 2) That book (write) ... in 1980

Give the correct from of the verb in bracket
1 unless you (try)... hard, you (not/pass)... the exam
2 that book (write)... in 1980
3 where you (go)... for you holiday last year ?
4 if he (be)... late, we will go... without him
5 if you come late, the teacher (not let)... you in