–The plane is due to take off at 7:50 from the airport.

–________ we fail to arrive there in time.    –Try to take another flight then.

Scientists found many stones ________ with numbers on the mountains.

–Who is the man talking to the headmaster? 

–A professor ________ a visit to our school.

 Please go on trying, I’m sure the efforts you are ________ will pay off.

 He slipped and broke his leg. ___________, he’ll have to be away from school for two or three months.

From the way her sitting room is decorated, you can tell she has a wonderful ___ in art.

 One thing I am certain of is that hard work _______ good results.

I don’t doubt_______ he took the first place in his class; but I do doubt_______ he will succeed in the end.

 What the teacher said at the meeting _______very helpful to us.

A turned to     B. turned from       C turned out   D. turned up

 –Can you come on Monday?  –No, I am_______.