We laugh at jokes，but seldom about how they work．
| A．we think | B．think we | C．we do think | D．do we think |
He put forward his suggestion at the meeting that every means ________ to save the crops before the storm came.
| A．be tried | B．was tried | C．should try | D．tried |
We should ________ adjust ourselves to the development of our society.
| A．strictly | B．hardly | C．occasionally | D．constantly |
The teacher accused her ________ not finishing her homework.
| A．for | B．from | C．of | D．on |
Some students didn’t get a brief summary ________ in their essays.
| A．include | B．included | C．including | D．includes |
In America, turkey is served as the main course on special ________.
| A．occasions | B．situations | C．positions | D．scenes |