Time is money.—But I think time is _________ money.

It’s two and a half weeks since the exchange students __________ Wuxi.

Have you ever _______ to Singapore?–No, never.

We’ll make a trip to Hainan Island next weekend. Will you go with us?—No, I can’t _____ it at present.

There were two small rooms in the house, ____ smaller of which served as ____ kitchen.