Mary ______ to see you . She _____ for you downstairs at the moment .
| A．has come ; is waiting | B．came ; is waiting | C．has come ; waited | D．came ; was waiting |
You’d better give the task to_______you think can finish it ahead of time.
| A．whoever | B．whomever | C．anyone | D．no matter whom |
Nowhere else along the coast _______ so far from land.
| A．is there such shallow water |
| B．is there so shallow water |
| C．there such shallow water is |
| D．there is such shallow water |
Knowing how to think clearly and how to speak correctly ________ one confidence.
| A．give | B．has given | C．have given | D．gives |
The visitors stood at the top of the mountain ________ east of the city, watching ______ burning sun rising.
| A．the; a | B．\; the | C．the; the | D．\; a |
_______ an important decision more on emotion（情感）than on reason, you will regret it sooner or later.
| A．Basing | B．Based | C．To base | D．Base |