We’ll go for a picnic if it _______ thisweekend.

The experiment has _____ the possibility of the existence of any life on that planet, but it does not mean there is no life on other planets. [ ]

While in London，we paid a visit to the hospital founded ________ Florence Nightingale

If they win the final tonight, the team are going to tour around the city ________ by their enthusiastic supporters.[ ]

She says that she’ll have to close the shop ________business improves