—What does the sign over there read?―“No person ______ smoke or carry a lighted cigarette，cigar or pipe in this area．”
| A．will | B．may | C．shall | D．must |
More than 100 students have entered for the competition and gains the most points will be the winner.
| A．what | B．one |
| C．that | D．whoever |
His father got him a job in a bank but soon it became clear
he was not fit for that kind of work.
| A．why | B．what | C．whether | D．that |
The seriously ill man thinks it doesn’t matter he will die, but what matters much is how he lives.
| A．how | B．that | C．why | D．what |
(2013·东城一模)How strange it is the students are so quiet in the classroom!
| A．where | B．when | C．whether | D．that |
is to be done is to carry it out smoothly since the decision has been made.
| A．What; how | B．Where; how |
| C．When; what | D．Where; what |