He often helps his teachers and classmates, and is good at almost all his subjects. __________,he is worthy of the honour of Top Students.
The weather turned out to be very good,________ was more than we could expect.
Is this the factory ________ he worked ten years ago?
Alice received an invitation from her boss,________ came as a surprise.
I have bought two ballpens,________ writes well.
Is ________ some German friends visited last week?