3. Choose the right variant: 1. We usually ... my dad on Saturdays. a) visits; b) visited; c) visit; d) will visit 2. She ...just... her grandparents. a) has..visits; b)have.. visited; c) has...visited; d) will...visit 3. There ... 30 apples in the basket now. a) were; b) was; c) are; d) is 4. I can.. very well. a) swam; b) swims; c) swim; d) will swim 6. They ... to my friend's place yesterday. a) goed; b) went; c) goes; d) will go

Решение:

1. We usually ... my dad on Saturdays.
• c) visit (Present Simple, так как действие происходит регулярно, "usually")
2. She ...just... her grandparents.
• c) has visited (Present Perfect, "just" указывает на недавнее действие, относящееся к настоящему моменту)
3. There ... 30 apples in the basket now.
• c) are (Present Simple, "now" указывает на настоящее время; "apples" — множественное число)
4. I can.. very well.
• c) swim (После модального глагола "can" используется инфинитив без "to")
5. They ... to my friend's place yesterday.
• b) went (Past Simple, "yesterday" указывает на прошедшее время)

Ответ: 1-c; 2-c; 3-c; 4-c; 6-b.