You don’t necessarily have to own ______ latest everything but you should have ______ rough idea of what is changing.
She may have missed the train, in _____ case she won't arrive for another hour.
He had a lot of friends, none of _____ could lend him any money.
He ran as fast as he could _____ to catch the bus.
I’d try even if I may fail ___ __ sit there worrying in time of trouble.
—Ms Lin looks rather a kind lady. —But in fact she is cold and hard on us. You ____believe it!