While reading an interesting story book in my room，______________.
| A．the light suddenly went out |
| B．the doorbell rang |
| C．someone was shouting outside |
| D．I heard someone shouting outside |
. Now that energy prices are rising so rapidly, further prices are very uncertain, and the risk ________ a new investment depending on them may fail is greater.
| A．by which | B．of | C．that | D．in that |
. The thought worried him much ________ he might fail in the exam.
| A．that | B．which | C．when | D．so that |
. The Foreign Minister said, “________ is our hope that the two sides will work towards peace.”
| A．This | B．There | C．That | D．It |
. Meeting my uncle after all these years was an unforgettable moment, ________ I will always treasure.
| A．that | B．one | C．on which | D．what |
. While teaching students, teachers should take into consideration _________ students develop at different rates.
| A．the fact that | B．since | C．as long as | D．despite of |