Question

Put these sentences into the negative and interrogative form in the present:
a) Peter has a good notebook.
b) LCD monitors have the advantage of being much thinner and lighter.
c) Some have more advanced capabilities

Answer 1

a)
(+) Peter has a good notebook. 
(-) Peter hasn't a good notebook.
(?) Has Peter a good notebook?

b)
(+) LCD monitors have the advantage of being much thinner and lighter.
(-) LCD monitors haven't the advantage of being much thinner and lighter.
(?) Have the LCD monitors the advantage of being much thinner and lighter?

c)
(+) Some have more advanced capabilities
(-) Some haven't more advanced capacibilities.
(?) Have some more advanced capacibilities?