One of the most important questions they had to consider was _____ of public health. 
| A．what | B．this |
C．that | D．which |
——Will you require anything else?
——Yes, I like a whisky.
| A．will | B．shall | C．should | D．might |
What worried the child most was ______ to visit his brother n hospital.
| A．his not being allowed | B．his not allowing |
| C．his being not allowed | D．having not been allowed |
Free medical treatment in this country covers sickness of mind as well as ________ sickness.
| A．normal | B．average | C．regular | D．ordinary |
Mrs Read went to the market and bought several ______ eggs.
| A．dozen of | B．dozens | C．dozen | D．dozens of |
Catherine came home happily, which suggested that she the final exam.
| A．had passed | B．pass | C．would pass | D．should pass |