—If we take a plane,we’ll of course have arrived in Paris by the next weekend.—Don’t be sure.We should___the weather factor.What shall we do if it is foggy?
We have geography lessons ___.
Nobody ___ Tom and John ___ how to run the machine.
At the age of five her father died, ___ her an orphan.
What ___ we had during the trip!
This morning Tom got up ealier ___ be late for school.