Not all children ____ watch this video will become a scientist， but some may become interested in science．（ ）
A．whomB．whichC．whoD．whose
We should stop fireworks to reduce pollution．（ ）
A．getting offB．turning off
C．taking offD．setting off
When will your sister go to England？
She London since four months ago．（ ）
A．went toB．has gone to
C．has been toD．has been in
Hi， guys， please write three facts you last term in your project．（ ）
A．learnedB．are learning
C．have learnedD．learn
The Queqiao satellite（卫星） will form a bridge between controllers on Earth and the far side of the Moon．（ ）
A．contributionB．communication
C．celebrationD．competition
Hawking is no longer with us， he will continue to inspire the world．（ ）
A．soB．ifC．butD．as