_____ life will continue on the earth for millions of years to come will depend on ______this problem can be solved.
| A．Whether; that | B．That; why | C．Thathow | D．Whether; whether |
The international agreement, __________to help people kick off the habit of smoking, was signed two years ago.
| A．intended | B．intending |
| C．intends | D．to intend |
The fact has worried the people across the world ___________ the earth is becoming warmer and warmer these years.
| A．what | B．which | C．that | D．where |
A college student had stayed up all night, _______ for his test the next day.
| A．studied | B．having studied | C．to study | D．studying |
–Guess what! Alice has failed in the exam.
– ____? She is second to none in English in our class.
| A．How is it | B．How come |
| C．What | D．What is it |
We firmly believe that war never settles anything．It onlyviolence．
| A．runs into | B．results in |
| C．results from | D．runs out |