We ____ here two hours ago . We____here for two hours .

John’s success has nothing to do with good luck. It is years of hard work _________has madehim what he is today.[ ]

ame up with a lot of plans at the meeting, none of them ______ in their work.

I find _____ hard to concentrate on my studies withsome people having small talks around me

Betty is careful as I, but I’m than you.