—The guard keeps         watch at the gate.—So he does. Only those         knows well could be let in.
#19783
A
close; who
B
tight; whom
C
tight; that
D
close; he
推荐题目
The poor man , ________,ran out of the dark cave.
#19611
A
tiring and frightened
B
tired and frightened
C
tired and frightening
D
tiring and frightening