In summer milk will quickly go bad_____ it is put into a fridge.
—I wonder if he ______ in the discussion tonight?---I believe if he _____ his homework, he will join us.
—The Ipad looks like ________ one I showed you last time, but if you take _______ second look, you will find it’s a different one.
—You won the first prize in the Physics competition.—_______________. I made several mistakes.
—Could you tell me_______ yesterday?----Because my bike was broken on my way here.
Is there __in today’s newspaper?