You see the lightning _________ it happens, but

You see the lightning _________ it happens,

I remember（see) _________you somewhere before，but I can’t tell the exact place.

You see the lightening ____________ it happens, but you hear the thunder later.A、the i

I would have come to see you had it been possible, but I______so busy at that time.A．had b

Where ______ the recorder? I can see it anywhere.\I ______ it right here. But now it i

I remember (see) ______ you somewhere before but I can't tell the exact place.