Mum always tells me"A smile costs __________，but gives much．"（ ）
A．anythingB．somethingC．everythingD．nothing
﹣ What do you think of the Hi﹣tech Fair in Shenzhen Bay？
﹣ You can't miss it! The show room is full ofdifferent models．（ ）
| A． |
is filled with |
B． |
is made of |
C． |
is covered with |
﹣ Sam， could you tell me something about Earth Hour？
﹣Sure． People usually turn offlights and keep them off for an hour．（ ）
| A． |
switch off |
B． |
take off |
C． |
get off |
﹣ It took me nearlytwo days to make the vlog．
﹣ I can't wait to watch it．（ ）
| A． |
hardly |
B． |
probably |
C． |
almost |
﹣ Bi Sheng， an ancient Chinese， inventedmovable type printing in the 1040s．
﹣ It was developed in China but served the world．（ ）
| A． |
created |
B． |
discovered |
C． |
searched |
﹣ You are always there for me when I am in trouble．
﹣ That's what a friend should do．（ ）
| A． |
in fear |
B． |
in difficulty |
C． |
in surprise |