She can ___,but she can’t ____ very well.A.sings,sing B.sing,to s_英语解答

She can ___,but she can’t ____ very well.
A.sings,sing B.sing,to sing C.singing,sing D.sing,sing,如果可以请写出原因

人气：383 ℃　时间：2020-03-20 05:18:17

解答

can为情态动词,后跟动词原形,sing,同理can‘t.
选D