在计算机系统中,存储一个汉字的国标码所需要的字节数为( )。
A.1
B.2
C.3
D.4
参考答案:B
—Hi, Julie. Let's go out _______.
—Sorry, there _______ a lot of homework for me to do. [ ]
A. play; are
B. to play; is
C. playing; is
D. to play; are
化油器加速装置是在节气门突然开大时,补充主供油装置油量的不足,防止混合气突然()
A、减少
B、变稀
C、变浓
D、增多