1) Jake hasn't _________ on a safari before. a) be b) is c) was d) been 2) Ann and Jake  ____________a real live zebra before. a) see b) saw c) have never seen d) will see 3) Ali has lived in Doha_________________________10 years. a) for b) since c) yet d) so far 4) Have you ________________________ tried Sushi? a) ever b) since c) for d) never

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