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题库 / Prep2007E2-SC-101
The electronics company has unveiled what it claims to be the world's smallest network digital camcorder, the length of which is that of a handheld computer, and it weighs less than 11 ounces.
to be the world's smallest network digital camcorder, the length of which is that of a handheld computer, and it weighs
to be the smallest network digital camcorder in the world, which is as long as a handheld computer, weighing
is the smallest network digital camcorder in the world, which is as long as a handheld computer, and it weighs
is the world's smallest network digital camcorder, which is as long as a handheld computer and weighs
is the world's smallest network digital camcorder, the length of which is that of a handheld computer, weighing
They are claiming that it IS something - not that it "to be" something - so, no, we wouldn't use "to be" here. We'd say "the company has unveiled what it claims is the world's smallest..."
I could say, though, "she claims to be a violinist, but I've heard her play and she's terrible." So there are circumstances in which you could use "claim to be" - but this isn't one of them.
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