There was a big forest fire last week, but nobody knows how it.

have plenty of time tomorrow, so you_______ work too late tonight

What did he _______ when he went out? — An umbrella.

f a treatment ________ delayed the disease by seven years were to be available, the number of sufferers would drop by 40% by the middle of the century.

For miles around me there was nothing but a desert, without a single plant or tree ______