The web is fantastic at many things—e-mail, e-commerce, for example. But ________ your name is Amazon or Google, making money has proved hard.
The teacher __________ have thought Johnson was worth it or she wouldn’t have wasted time on him, I suppose.
The weather turned out to be fine yesterday. I __________ the trouble to carry my umbrella with me.
You know he is not going to let us leave early if we __________ get the work done.
There’s no light on — they __________ be at home.
— Could I have a word with you, mum? — Oh dear, if you __________.