There used to be a lot of tigers in Asia,but now there are _
There _____ a lot of tigers there,but now they are endangere
There ___(use)to be a lot of old houses in this area,but now
there used to be a lot of manatees是什么意思
There used to be a lot of pandas,_______ ______?
There are a lot of light r____ in shanghai now
There uesd to be a lot of chemical plants in the south,but m
There ___ a lot of sheep in the hill.A.used to be B.use to b
there were a lot of birds here in the p----,but now there ar
There used to be many turtles in the lake.Yes ,but there are
There are a lot of things to be done .
There's used to be many people smoking in the office,but now
There _ (be) a lot of people over there