The new railway winds its way to Hongkong, _____ mountains _____ tunnels and _____ rivers.
| A．across; over; through | B．over; across; through |
| C．over; through; across | D．through; over; across |
He is known _____ a scientist and famous _____ his research on rice.
| A．for; as | B．for; for | C．as; for | D．as; as |
．I live at a busy street and the loud noise nearly ____me mad.
| A．catches | B．buries | C．drives | D．influences |
There is no doubt _____ they will win the game.
| A．that | B．when | C．why | D．what |
______ he has gone abroad is not true.
| A．Whether | B．When | C．That | D．Why |
_______ is certain that practice makes perfect.
| A．What | B．It | C．There | D．Anything |