1. Is her husband at hospital? Where is her husband? Is her husband at hospital or at home? Her husband is at hospital, isn't he? 2. Is the weather terrible? What is the weather like? Is the weather terrible or fine? The weather is terrible, isn't it? 3. Are their children noisy? What are their children like? Are their children noisy or calm? Their children are noisy, aren't they? 4. Is Nick on a business trip? Where is Nick? Is Nick on a business trip or is he on holiday? Nick is on a business trip, isn't he?
I write a letter every day.Present Simple
I am writing a letter now. Present Continuous
I have written a letter. Present Perfect
I have been writing a letter for two hours. Present Perfect Continuous
I wrote a letter yesterday. Past Simple
I was writing a letter yesterday at 5. Past Continuous
I had written a letter by the time you came. Past Perfect
I had been writing a letter for two hours by 5 o’clock. Past Perfect Continuous
I will write a letter tomorrow . Future Simple
I will be writing a letter tomorrow at 5. Future Continuous
I will have written a letter by the time you come. Future Perfect
I will have been writing a letter for two hours by 5 o’clock. Future Perfect continuous