—Who is________，Tom or Mike？
—Tom is．
A．thin
B．thiner
C．thinner
D．more thin
—Who listens________，Erie，Brad or Rick？
—Of course Brad．
A．the most carefully
B．more carefully
C．the most careful
D．more careful
The world’s population is growing________and there is________land and water for humans．
A．more；less
B．larger；fewer
C．larger；less
D．more；fewer
Mary is growing fast．She is________in her class．
A．tall
B．taller
C．tallest
D．the tallest
（2014广东）I’ve heard that Zhuhai Chimelong Ocean Kingdotn is one of________ocean parks in Asia．
A．very large
B．the larger
C．much larger
D．the largest
—________is the population of China？
—It is 1.3 billion．And it is________than that of America．
A．What；bigger
B．How many；more
C．What；more
D．How many；bigger
