— Are Maria and Helen sisters?— No.__________ they’re good friends.A.And B.But C.Then
We traveled all night to London and got there _______ Sunday morning.
Tom and I went boating yesterday. _______ had a good time.
Would you please tell me ______ this book?
A lot of trees ______ in our school last year.
If she ______ well in her exams, she will go to Beijing University in September.