Who is our new math teacher—It ____ be the one with long curly hair. I am not sure.

The weather turned out to be fine yesterday. I ______ the trouble to carry my umbrella with me.

Max always tells _________ jokes to make us _________ .

Every student as well as teachers who ______ to visit the museum ______ asked to be at the schoolgate on time. [ ]

She studies hard all the time; she never gives up .