ÌâÄ¿ÄÚÈÝ
The teenagers are often heard ________pop songs instead of Peking Opera.
A. sing B. sang C. to sing D. sung
C ¡¾½âÎö¡¿¾äÒ⣺ÈËÃǾ³£Ìýµ½ÇàÉÙÄ곪Á÷ÐиèÇú¶ø²»ÊǾ©¾ç¡£A. sing¶¯´Ê£¬³ª¸è£»B. sang¹ýȥʽ£¬³ª¸è£»C. to sing²»¶¨Ê½£¬³ª¸è£»D. sung¹ýÈ¥·Ö´Ê£¬³ª¸è¡£¹Ì¶¨¶ÌÓïhear sb. do sth.Ìý¼ûijÈË×öijÊ£¬Ê¡ÂÔtoµÄ¶¯´Ê²»¶¨Ê½×÷±ö²¹£»±¾ÌâΪ´Ë¶ÌÓïµÄ±»¶¯Ê½£¬Ê¡ÂÔµÄtoÒª»¹Ô³öÀ´¡£¹ÊÑ¡£ºC¡£
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿