–Will you go camping this weekend?
--Good idea! As we know, going camping in spring ______us less tired.
| A．make | B．made | C．makes | D．has made |
I’ll never understand how it __________that you were late three times a week.
| A．came about | B．came out | C．came across | D．came up |
_____ the high price, demands for these cars are very high.
A Because of B In spite of C In case of D Thanks to
The traffic problems we are looking forward to seeing _____ should have attracted the government's attention.
| A．solving | B．solve | C．to solve | D．solved |
_______ is believed, all the scientists subscribe to the view ______ the increase in the earth’s temperature is due to the burning of fossil fuels to produce energy.
| A．It; \ | B．As ; that | C．It; if | D．As; whether |
______ the fantastic sight, I stayed at the top, _______.
| A．This was ; watching | B．Because this was ; watched |
| C．Not having seen; watching | D．Having not seen; |watched |