16. This experiment turned out to be____failure, but, as we know, success often comes after___failure.
| A．a; \ | B．a; a | C．\; \ | D．\; a |
Mary is my favorite film star. I consider herother stars.
| A．more superior to | B．more superior than |
| C．superior to | D．superior than |
The heavy rain haswidespread flooding and tens of thousands of people have lost their homes.
| A．shared in | B．resulted from |
| C．come across | D．resulted in |
A sense ofis the basic requirement for people working in the service industry, such as education and health care.
| A．agreement | B．attention |
| C．invitation | D．devotion |
—Would you like tea or coffee?
—I don’t mind—one you’re making.
| A．whatever | B．whichever |
| C．however | D．wherever |
I really don’t knowI put my wallet after I paid the bill.
| A．where was it | B．it was where that |
| C．where it was that | D．where was it that |