Swimming alone ____ be ____ dangerous. Do be careful.
#89464
A
need, highly
B
may, high
C
can; highly
D
can; high
推荐题目
He hesitated for a moment before kicking the ball, otherwise he ______ a goal. 
#90281
A
had scored
B
scored
C
would score
D
would have scored
She would rather _____ more money on books _____ on clothes.
#90117
A
cost … not
B
to spare … don’t
C
pay … than
D
spend … than