Please remember _______ the plants while I’m away.
_____ herself to science, the great scientist took little notice _____ the honors given to her.
The old couple, ____had been admitted to university, were living a hard life.
--Has Peter handed in his paper yet?---I’m not sure. He _______ on it last week.
The biggest problem for most plants, which ______ just get up and run away when threatened, is that animals like to eat them.
---Have you called Mr Johnson’s office?---Yes. He ____back before tomorrow noon. So he can attend our meeting on time.