1.Do you know how to cook _______ lobster.
A.two B.an C.x D.one
2.Do you know _______ price for the TV?
A.a B.an C.the D.x
3.Peter has _______ elder sister.
A.a B.the c.an D.x
4This is _______ orang-utan.
A.a B.two C.an D.x
5.Whrer is _______ escalator?
A.a B.an C.the D.x
6.I work _______ that place over there.
A.over B.on C.at D.between
7.The astronauts landed _______ the moon.
A.to B.at C.in D.on