Jim, are you ________this Saturday?—Oh, sorry. I need to go to the bookshop ________the bank on Saturday. [ ]

I think ______ is necessary ______us to do something useful to protect the birds.

Nino Hernandez, who ________ only 10kg and is regarded as the world’s shortest living man, has not grown since he was 2 years old.[ ]

I don’t think I will agree ____ you______this point.

下列各句中，没有语病、句意明确的一句是（ ）