It rained a lot during their journey,so they _______ have had a good time.

What do you think of the concert given by the famous Hong Kong singer?　—Not so good. In fact, it _____ to be a great disappointment.

China’s success in manned－spacecraft travel shows ________ our country has become one of the greatest powers in space research.

Good morning. I’d like a birthday gift for my mother.-What about this scarf It is beautiful and it______ soft and smooth.

Since it is expected that Fed will cut interest rate again, there is no doubt ___the company will make the decision on raising the price of crude oil.