16/ One way of preventing further flooding would be to _______ the river bed.
A. deep B. deepen C. deeper D. depth
17/ It is important to educate children before they become sexually _______.
A. act B. active C. action D. actor
19/ Now you know all the facts, you can make an informed _______.
A. choice B. choose C. chooser D. choosing
20/ The company's new model will be going into _______ early next year.
A. produce B. producer C. products D. production
21/ You _______ change trains at Peterborough if you're going to Newcastle.
A. could B. should C. did D. would
22/ You _______ have a piece of cake after you've eaten your vegetables!
A. can B. could C. shall D. might
23/ If you show the receipt, there _______ to be any difficulty getting your money back.
A. shouldn’t B. couldn’t C. didn’t D. oughtn't
24/ They knew there _______ be trouble unless the report was finished by the next day.
A. ought to B. should C. would D. must
29/ There are, _______ you don't mind me saying so, one or two problems with this plan.
A. if B. provided C. in case D. as long as
