Every spring, the park becomes ______ colourful place with lovely flowers everywhere, which is ______ absolutely fantastic sight.

下列各句中，没有语病的一句是（ ）

Do you know how much time and effort theydevoted________ such a complicated project

Do you have anything to say for yourselves ? -Yes. There is one point we must insist on. [ ]

Mary likes eating vegetables, such as potatoes, tomatoes and _________.