1. Uncle Harry WAS not at work yesterday.
2. WAS the cake for Robbies birthday?
3. Larry and Lulu WERE at zoo last night.
4. Mum and Dad WERE not at home last night.
5. Chuckles WAS in Larry room this morning.
6. WERE Larry and Paco in the garden an hour ago?
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Do they speak very well?
Are they speaking very well? (не думаю, что можно поставить продолжительную форму, но раз уже все типы...)
Have they spoken very well?
Have they been speaking very well?
Will they speak very well?
Is she swimming very well?
Does she swim very well?
Have she swum very well?
Have she been swimming very well?
Will she swim very well?
1) John met his boss last week.
John didn't meet his boss last week.
Did John meet his boss last week? When did John meet his boss? Who met his boss last week?
2) Father repaired his car two days ago.
Father didn't repair his car two days ago.
Did father repair his car two days ago? What did father repair two days ago? When did father repair his car?
3) They visited museum last year.
They didn't visit museum last year.
Did they visit museum last year? What did they visit last year? When did they visit museum?
4) Tom brought a cake the other day.
Tom didn't bring a cake the other day.
Who brought a cake the other day? What did Tom bring the other day? When did Tom bring a cake?
<span>1) THE SECONDARY WINDING of a transformer is connected to the LOAD RESISTANCE..</span><span>WHILE
2) the PRIMARY winding RECEIVES energy.
3) A STEP-DOWN transformer DECREASES the primary voltage </span><span>WHILE
4) an AIR core transformer is used for HIGHT-frequency currents.
5) In a STEP-UP transformer the number of turns of the secondary winding
is greater, </span><span><span>WHILE</span> the number of turns of the PRIMARY winding is less.</span>