xx she xx (be)to Singapore before?She travelled to Singapore last year.用所给动词的适当形式填空,xx即为所填.

问题描述:

xx she xx (be)to Singapore before?She travelled to Singapore last year.
用所给动词的适当形式填空,xx即为所填.

Has,been

has been

Has been 意思是:她曾经去过新加坡么?
加油