I think black pen ______ Jim.A is belong to B belongs C is belonging to D belongs toI found it difficult to fall a___ last night
问题描述：
I think black pen ______ Jim.A is belong to B belongs C is belonging to D belongs to
I found it difficult to fall a___ last night
答
选D belongs to 没有被动语态 2.fall asleep难于入睡
答
belong是一个不及物动词，表示“属于”时和to 固定搭配 belong to s.b ，本题选D
入睡—fall asleep
答
D ,sth belongs to sb
asleep 入睡
答
D
asleep
答
D belongs to 属于.第三人称
asleep fall asleep 睡觉
希望能采纳,谢谢了