王某因长期出国工作，将所藏的一幅名人字画交给好友李某保管。李某将该字画挂在自己家中欣赏，来访的客人也都以为这幅字画是李某的。后李母生病，需用钱动手术，李某四处筹钱未果，遂将该字画以5万元的价格卖给并不知情的张某。王某回国后，发现自己的字画在张某家中，便向张某索要。对本案的认识，下列说法正确的是（）。

We should _________ （）you of the date of the delegation...

未知题型We should _________ （）you of the date of the delegation’s arrival．

She was ______ as the delegation’s official interpreter...

单项选择题She was ______ as the delegation’s official interpreter.

It’s time that the boys _____after-class activities.A.T...

多项选择题It’s time that the boys _____after-class activities.