【题目】根据句意选择合适的动词，并用其适当形式填空，使句子通顺。

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【1】【1】—Who_______________ on the ground over there? —An old man is.

【2】【2】—Hi, Peter! What bus ____________ you ____________ for? — No.3 bus.

【3】【3】They are talking about ____________ a new bridge.

【4】【4】I with my parents ____________TV at the moment.

【5】【5】He sometimes _________ English by himself in the evening.