gh Beijing didn’t establish its first Antarctic research base until 1985, Chinese efforts _________ its influence across the continent are now outpacing other nation’s plans.

It is quite an informal party; you needn’t for it.

The cousins are alike in age，but ________ they are as different as day and night.

Please don’t throw paper on the ground. —________，I won’t.

________________, I was so careless that it got loose and was hit by a car.