单项选择题

______ trouble ahead.

A．There seem to be
B．There seems to be
C．There seem to have
D．There seems to have
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单项选择题
They ______ on the program for almost one week before I joined them.
A．had been working
B．bad worked
C．have been working
D．have worked
单项选择题
His eyes were found ______ on the picture.
A．fixed
B．fixing
C．to fix
D．to be fixed
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