It’s hard to imagine_____it would be like living on Mars.

Stage fright is a common example of___educators call  a“lack of confidence”among students.

—Have you finished the book?
—No，I’ve read up to____ the children discover the secret cave.

Our class adviser doesn’t doubt，in any case.___.we can overcome the difficulties in our study.Healways gives us a confident smile.

______ we talk to each other, I feel happy.

Nearly three months had gone by _________ the seriously injured girl showed a slight sign of recovery.

The users of this new mobile phone can type in e-mails or long texts easily _______ they happen to be.

—Look，the paint is starting to come off ________the wall is damp.
—Well，we’d better have the wall repainted some day.

What the doctors really doubt is   my lather will reeover from me  serious disease soon.

--- I drove to Zhuhai for the air show last week.
--- Is that ____ you had a few days off?