There is_______ "s" and_______ "u" in the word "sun".
| A．a, an | B．an, a | C．a, a | D．an, an |
—Are you interested in learning math?
—Yes, but I’m afraid to _______ too much time on math.
| A．take | B．spend | C．pay | D．cost |
If you have trouble pronouncing the word, you can repeat it over and over again _______ you are comfortable with it.
| A．unless | B．if | C．until | D．while |
—I will take an important test tomorrow. —Oh, really? _______!
| A．Good luck | B．Have a good time |
| C．Well done | D．Good idea |
What is the logo of the 2014 Brazil World Cup ?
A.B.C. D.
—How do you like the scarf?
—I love it. It feels _______.
| A．hard | B．cool |
| C．sweet | D．soft |