His technique has developed to the point _____ he can help kill the latest computer virus going round the city.

Liza _ ___ well not want to go on the trip—shehates traveling.

_____ people food, housing and jobs is what a government should first consider after a natural disaster happens.

Scientists say that banana trees may disappear(消失) from the world banana cancer.

believe in those ads that you canmaster a language in one month. Instead, it is a _______process, which maylast for years.