Сколько грамматических основ в предложениях: Не знаю, что хочу. Хотелось учиться не скучно и не грустно.

Past modals practice

1) I' m sure Alex wasn't very ill. He was only off work for one day.

2) I'm sure Sam and Ginny haven't got lost. They have satnav in their car.

3) They didn't go to Tom's wedding. Maybe they weren t invited.

4) Perhaps John didn't see Mary.That's why he didn't say hello.

5) This tastes very sweet. I'm sure Lara used too much sugar.

6) It definitely wasn't my phone that rang in the cinema. Mine was on silent.

7) I'm sure Lucy has bought a new car. I saw her driving a blue VW Golf

8) I'm sure Ben has read my email. I sent it first thing this morning.

9) I'm certain I left my umbrella at home.

10) Holly's crying Perhaps she's had an argument with her boyfriend.