1) She's absolutely right that we should be more economical resources.
CORRECT! ECONOMICAL + WITH
2) You have to be more polite the customers.
CORRECT! POLITE + TO
3) Susan aimed to be independent her parents by the time she was eighteen.
CORRECT! INDEPENDENT + OF
4) Will £ 20 be sufficient her needs?
CORRECT! SUFFICIENT + FOR
5) There will be no shipping around the area due bad weather.
CORRECT! DUE + TO
6) Our food was deficient vitamins.
CORRECT! DEFICIENT + IN
7) I was wrong the new girl - she's not German, she's American.
CORRECT! WRONG + ABOUT
8) Alice was getting irritated all his questions.
CORRECT! IRRITATED + BY | AT | WITH
9) She's been terrified the sound of aircraft ever since the crash.
CORRECT! TERRIFIED + OF
10) This type of building is peculiar the north of the country.
CORRECT! PECULIAR + TO