He always helps us ________ he is doing when we turn to him for help.
The US government threatened that it would ________ all its investment(投资) from the country if the country didn’t reduce the customs duties.
Naylor ________, in a letter to his teacher, that he was addicted to the Internet.
---- Shall we take the 10:00 train?---- No. If we took that train, we ________ too late.
In 2003, eBay, a famous website ________ people buy and sell things, said that 70 per cent of their problems were with people who sold things that did not exist, or who lied about the products they were selling.
The most delicious cake in the world ________ by mum. Please wait an hour to enjoy it.