Keep ______, _______ maybe one day you can join us.
| A．study; but | B．studying; but |
| C．studying; and | D．study; and |
There will be _____ jobs for people in the future, because more robots will do the same jobs as people.
A. many B. less C. fewer
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 |