Question

Решите пожалуйста !!!
A:Will you stay with us for the weekend ?
B:........
2.A:Did Columbus discover America in 1492 1592 ?
B:In 1492 , I think , but ...
A:Let's hind out .
3.A: Viktor speak English and Franch , doesn't he ?
B:I'm ...... that he does .
4:A: Is Canada bigger or smaller than the USA ?
B: ...... I don't know geography very well .

Answer 1

I think I will
I think but I don't know exactly
I'm sure that he does
I am not sure

Answer 2

1.I will think about your offer(я подумаю над твоим предложением)
2.I am not sure(я не уверен)
3.I think he worked with a repetition...(я думаю он занимался с репетитором..)
4.I think the Canada is bigger than the USA...