Our government has taken some measures to overcome the lack of electricity, but it may take some time________ we have enough power.
—Tom has played a lot of computer games recently. —Yes,that might ________his failure in the midterm examinations.
—What are they up to?It’s so noisy. —Some students________a party.
When he was a little boy,he ______ on the farm.
— Somebody has left the lab door open. —Don't look at me.
_______ the two oceans the Pacific is ______ .