—Young people like Jeans. — jeans were invented over l00 years ago, they are still in style today.
— Do you think Jim should go to a doctor ?— Yes . I think .
My head feels very hot . I think I have to to see if I have a fever .
— My father has a very sore throat .— .
-----How is your English study ?------ Not bad. But I ______ learning English grammar.
-----When shall we go to the museum , this afternoon or tomorrow morning?------ ________ is OK . I’m free these days .