By nine o’clock, all the Olympic torch bearers had reached the top of Mount Qomolangma, _______appeared a rare rainbow soon.

It is strongly ______ that the machines should be checked every year.

Theway the guests ___ in the hotel influenced their evaluation of the service.

Mary said they _____________________with each other for six years before they got married

下列各句中，没有语病的一句是