Hi， Bruce． My eraser is missing． May I use yours？
_______， here you are． I am not using it now．（ ）
A．Of course notB．No way
C．Go ahead
What's the meaning of the activity"Let's Save"？
Paper shouldn't ________ in everyday life．（ ）
A．wasteB．wastedC．be wastedD．is wasted
When you are tired，________ in the countryside is a wonderful experience．（ ）
A．relaxingB．relaxedC．relaxD．relaxes
﹣Mom，I will eat less fast food this year，believe me．
﹣If you make a ________，you must keep it．（ ）
A．jokeB．noiseC．mistakeD．promise
Alice，please turn down the music，I ________ an important phone now．（ ）
A．answerB．answered
C．have answeredD．am answering
This math problem isn't so difficult that I can work it out ________．（ ）
A．easilyB．usefullyC．loudlyD．quietly