[ Noun Clauses ]
Donating some of your wages to a charity will not only help unfortunate people, but it will also give you a sense of pleasure, ……… charity you support.
A. whoever
B. whenever
C. whichever
D. however

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Grammar & Vocabulary › ViewHis parents want…………….him from playing video games.
A. banning
B. to ban
C. banned
D. ban
Grammar › View
I recommend ___________ the National Gallery in Edinburgh.
A. visit
B. visiting
C. to visit