选词填空(definite; definitely)

It’s ________ that he’ll come．

选词填空(definite; definitely)

You should ________ have been working this morning．

选词填空(definite; definitely)

Water has no ________ shape．

完成句子

These books are primarily ________　________ the use of beginners．这些书主要是供初学的人使用的。

完成句子

The building is ________　________．这幢建筑设计得很好。

根据句意填上合适的介词

He said that he killed the man ________ self defense．

根据句意填上合适的介词

This wall is a defense ________ the sea．

根据句意填上合适的介词

He defended his comrades ________ harm．

用contain和include填空

Sea water ________ salt．

用contain和include填空

Please ________ me in the list．