IsitShakespeareTheatre_______youaregoingtowatchtheplayTheMerchantofVenice?
A
where 引导的定语从句修饰先行词 Shakespeare Theatre。此处并非强调结构，将 “Is it去掉后，可以看出，这个句子缺少介词，所以，如果在原句中 Shakespeare Theatre的前面加上介词 in 或 at，则成为强调句。
Hewouldhavegivenyoumorehelp,ifhe________sobusy.
Itisnousearguing_______theplanbecauseithasbeenrejected.
Theprofessoraskedaquestion,andDavid________agoodanswer.
Thenewdiscovery_______beofgreatservicetomankind.
Wateriscomposed_______hydrogenandoxygen.
