Reproduce the following sentences as directed in the brackets.
a) She knows none,...............? (add a suitable tag)
b) He doesn't have to prepare his dinner. (change into affirmative)
c) The highway is 500 km long. (Into 'How Long' question)
d) Next month, she .......... (fill) a form for a scholarship. (supply the
correct form of the verb in bracket)
e) I asked him when he would return my book. (change into direct speech)
f) The road is being repaired now. (change into active voice)