_____ is no doubt _____ John’s knowledge offirst aid saved Ms Slade’s life.

We’ll have to race _____ the clock to complete thework on time

I’m sorry I didn’t hear you clearly. _____you repeat that, please?[ ]

My _______ is keeping pets. I am _______ in dogs.

suitcases are too heavy forme to move—Here, I’ll give you a hand _______ them