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.

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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 意思是:她曾经去过新加坡么?
加油

has been

Has,been