The most important _____ of his speech at the G20 summit was that we should all unite to fight against the financial.
When you communicate with people, it is not unusual to find yourself in a situation ____ you have to politely decline an offer.
Not until Betty got to the airport _____ she had lost her tickets.
____ has been proved again and again that ____ is said in the ads greatly affects people’s impression of the products.
_____ no spare parts, the equipment could not be repaired at once.
We all suggest that she _____ at the weekend, because her pale face suggests that she _____ in bad condition.