Sometimes smiles around the world ______ be false, hiding other feelings like anger, fear or worry.

Looking after very young children _____ be very annoying sometimes, but you’ll get used to it after a while.

---I want someone to write the composition for me. --- No. As a student,  you ____depend on yourself.

It ___________last night, for the ground is wet outside.

Her sister ____ a taxi driver. Now she works for a charity.