. _____ can be enjoyed until you have a deep understanding of the low-carbon lifestyle.
| A．Something | B．Nothing | C．Few | D．Much |
There is no doubt ______ everyone will unite and work for better days.
| A．whether | B．that | C．what | D．how |
The police questioned William closely and he finally admitted ________the car.
| A．to steal | B．having stolen | C．to have stolen | D．steal |
Where someone is born and what a person looks like is not as important as ____ he or she grows up to be.
| A．which | B．what | C．how | D．where |
No decision __about any future appointment until all the candidates have been interviewed.
| A．will be made | B．is made | C．is being made | D．had been made |
The factory ________ in the newspaper that they had some old machines for sale.
| A．selected | B．solved | C．designed | D．advertised |