The ______ on his face suggested that he was a little nervous .
#4575
A
instruction
B
expression
C
attitude
D
behaviour
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He apologized for _____.
#4530
A
his not being able to come
B
his being not able to come
C
his being able not to come
D
him not being able to come
 No sooner ______ on board the train than it______ to move.
#4621
A
did he go; had started
B
he went; started
C
had he gone; started
D
he had gone; had started