______ of years ago, whales lived ______ land and walked on four legs. ()A.Millions…onB.M
______ of years ago, whales lived ______ land and walked on four legs. ()
A.Millions…on
B.Million…in
C.Millions…on the
D.Million…on
______ of years ago, whales lived ______ land and walked on four legs. ()
A.Millions…on
B.Million…in
C.Millions…on the
D.Million…on
第1题
A.was named
B.named
C.names
D.with name
第2题
A.covered
B.invented
C.discovered
D.founded
第3题
A.which was the only mammal in New Zealand
B.which was introduced to New Zealand about 1000 years ago
C.which is an introduced flightless bird
D.which is a native flightless bird
第4题
The MIS finally received recognition ______ .
A.during President Kennedy's term
B.fifty years later
C.ten years ago
D.last year from President Clinton
第7题
Logging was greatly reduced ______.
A.in the northeastern United States
B.on seven million acres of public land
C.two decades ago
D.to save the barred owls
第8题
A.older four years
B.as four years older
C.four years older
D.four years bigger
第9题
A、Six years has passed
B、Six years passed
C、It had been six years
D、It was six years
第11题
It ______ ten years since you left me.
A.has
B.had been
C.was
D.is