A. sing B. singing C. sings D. sang 【查看更多】

 

題目列表(包括答案和解析)

I heard him ______ a song when I went into the room.

[    ]

　　A. sings   B. sang   C. singing   D. to sing

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I heard him______ outside.

A．sang

B．to sing

C．singing

D．sings

 

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My best friend is good at ________.

A. sing              B. sings                        C. singing                D. sang

 

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I often heard her            in the room.

A. sing           B. sang          C. singing         D. sings

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Listen! I heard Tom______ in the next room.
[     ]
A. sing              
B. sings            
C. sang              
D. singing

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