---We can't be successful _____  we keep on working hard. ---I agree with you.
#57280
A
if
B
because
C
unless
D
until
推荐题目
-I hear Huang Gang made an English speech at the graduation ceremony yesterday. -______ , and ______.
#58580
A
So he did, so did I
B
So did he, so I did
C
So he was, so was I
D
So was he, so I was
 Which of the following is RIGHT? 
#55520
A
In the early 19th century, the first trains began to carry passenger.
B
Dinosaurs lived on Earth more than 60 millions years before human beings.
C
The king ordered his men to collect a bag of rice.
D
There are many tiny computers around us, and we dependent on them nearly every day.