单项选择题You should call the doctor in if _________.

多项选择题How many languages are spoken all over the world

单项选择题In order to treat a sore throat one should ________.

单项选择题According to the passage, it would appear that most sore throats _________.

单项选择题How much does the product cost

单项选择题What kind of wine does Karl want

单项选择题Who will probably use the can-holder

单项选择题Which street plan shows the way from the station

单项选择题What’s the purpose of the V-clip

单项选择题How is Tania going to get to Harrods