Those who’d like to visit the exhibition ________ (sign) your names here.
sign
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You ________ go now. It ’s getting late.
Somemoleculesarelargeenough________(see)undertheelectronicmicroscope.
To succeed in a scientific research project ________.
Agreatnumberofsmallpowerstations________(setup)intheircounty sinceliberation.
ComradeLi________beinBeijingbecauseIsawhimintownonlyafewminutesago.
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