The sick woman is ______ weak ______ look after herself.[ ]

Look! The students are playing on the playground. Some are running, some are playing basketball, ________ are watching.

He didn’t make ______ clear when and where the meeting would be held.

Martin Evans, a Nobel Prize winner for medicine thinks that we should never give up our dream — even when ________ think we are dreaming the wrong ones!

Did you enjoy ___________ at the party last night, Lingling? –Yes, I really enjoyed the food and the music there. Thank you.