–Do you have any plans for this Sunday?
--I’m not sure. I ______ go to the countryside to see my grandmother.
| A．can | B．must | C．may | D．need |
Why not ______ the old women? They need us.
| A．help | B．helping | C．to help | D．helped |
Sarah always makes her son _______ his hands before eating.
| A．wash | B．washing | C．to wash | D．washes |
Granny often asked us _______ water in our daily life.
| A．save | B．saving | C．to save | D．saved |
Some children ______ pictures when the teacher came into the classroom.
| A．draw | B．are drawing | C．were drawing | D．will draw |
—What were you doing at this time yesterday?
—I ______ on the grass and playing with Tony.
| A．sit | B．sat | C．am sitting | D．was sitting |