Our teacher told us light (光) _________ much faster than sound .
| A．travels | B．traveled |
| C．had traveled | D．will travel |
The smile on his face makes him _______ really ______.
| A．looks, kind | B．look, kindly | C．to look, kindly | D．look, kind |
Of the two T-shirts，I’d choose the___one to save some money for a book．
| A．cheapest | B．cheaper | C．more expensive | D．most expensive |
Students in the USA spendtime their homework than we do.
| A．little , to do | B．little, doing |
| C．less , doing | D．less , do |
will it take us to fly to Hainan and will the trip to Hainan cost us?
| A．How much, how long | B．How long, how much |
| C．How much, how much | D．How long, how long |
Whathonest boy! And he isbest student of all.
| A．a; a | B．an; the | C．a; the | D．the; the |