Only by practising constantly__________ greater progress. 
#82653
A
we can make
B
then we will make
C
can we make
D
we must make
推荐题目
 _______, Sharon couldn’t find her lost wallet. 
#79650
A
As she might try
B
Might she as try
C
She might as try
D
Try as she might
Not until recently _______ paid work outside the home.
#83041
A
most mothers in Britain took
B
did most mothers in Britain take
C
took most mothers in Britain
D
were most mothers in Britain taken
 In the dark forests___,some of which are large enough to hold several small towns.
#79742
A
are lying many lakes
B
do many lakes lie
C
many lakes lie
D
lie many lakes
Not until he failed in the last examination _________ he should have spent more time on study.
#80473
A
did he realize
B
he realized
C
did he not realize
D
he didn’t realize