Hi, can anybody explain following questions;
1) with [above] 20000 species, the world's [populations] of ants has
continued [to increase] even [as other] animal populations have declined.
2) [instead of] producing substantial [quantities] of rainfall [to
alleviate] droughts, seeding nimbostratus clouds often [produce] hail
3) with [few] exceptions, the [incidence] of skin cancer increses
proportionately with [the long] of exposure to [the sun]
4) sound ______ to a scene that has already been shot is called dubbed
sound.
a)adding
b)it is added
c)which is added
d)that is adding
5) ______ the top of the food chain, the bengal tiger of southern india
ha no predators except man
a)positioning at
b)positioned at
c)having postioned in
d)it is positioned
6)refrigerating high-fat dairy products _______ spoilage only
minimally in hot equatorial climate zones.
a)retard
b)has been retarded
c)retarded its
d)retards
7) [some of] the stiffest [competitions] that jackals [face on] the
plains of Africa comes from [vultures].
8) Homo Erectus, _____________the precursor of modern man, now appear
to have lived contemporaneously with Homo Sapiens
A)to think longer
B)thoughtful longer than
C)he was long thinking as
D)long thought to have been
9) [because of] their size, dachshunds are [less] expensive to feed, [more easy] to train, and more congenial [than] graet Danes
10) [when] Lance Armstrong won his second Tour de France [bicycling] victory, he brought his [young son] with him to the podium to receive the trophy [championship]
Thanks in advance.:)