无国籍人在一个国家境内的地位与以下()相同。
A.外国人
B.该国国民
C.双重国籍人
D.难民
参考答案:A
Which of the two computer games did you prefer?
—Actually I didn’t like ______.
A.both of them
B.either of them
C.none of them
D.neither of them
净化后的发生炉煤气是一种()的气体,密度比空气大,泄漏后不易散开。