After chatting online for along time, Mary looked up, ＿＿that it was 11：00 pm, long past her usual bedtime.
| A．to see | B．saw | C．seeing | D．seen |
The _____ of his clothes indicated too clearly that he had been playing football.
| A．state | B．condition | C．occasion | D．situation |
. When the entire class worked together they finished the project _____.
| A．in no way | B．in no time | C．on no account | D．in no case |
Paper making began in China and from there it _____ to North Africa and Europe.
| A．sprang | B．spilled | C．carried | D．spread |
Children who are over-protected by their parents may become _____.
| A．hurt | B．spoiled | C．damaged | D．harmed |
It would be _____ a risk to let the child go to school by himself.
| A．following | B．passing | C．running | D．carrying |