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Alc24 Posted 17 years ago
Grammar

Not sure of/about and EXCEPT

About or OF and EXCEPT THAT

1 I'm not sure of/about my products, whether they are reliable or not.
2 I'm not sure of what product to buy.
3 They look the same except that she's prettier than her sister.
and one last thing
4 He broke the record of/for surfing waves for an hour straight.

Thanks
  

Top answer

1 I'm not sure of/about my products : whether they are reliable or not. 2 I'm not sure of what product to buy. 3 They look the same except that she's prettier than her sister.

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1 Answers
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1 I'm not sure of/about my products: whether they are reliable or not.
2 I'm not sure of what product to buy.
3 They look the same except that she's prettier than her sister.
4 He broke the record for/of surfing for an hour straight.