--- Guess what ! I got A for my term paper.
--- Congratulations! You _______ read widely and put a lot of work into it.
| A．would have | B．could have |
| C．must have | D．should have |
What worried the child most was _______ to visit his mother in the hospital.
| A．his not allowing | B．his not being allowed |
| C．his being not allowed | D．having not been allowed |
Young as he is , he knows a lot. That’s _______ our teachers like him better than the other students.
| A．how | B．why |
| C．for which | D．what |
It is a rule in his family that _______ comes home first should cook the dinner.
| A．anybody | B．who |
| C．whoever | D．who that |
Eating too much fat can _______ heart disease and cause high blood pressure. Which of the following is not correct?
| A．lead to | B．result from |
| C．contribute to | D．bring about |