Believe it or not, my sister and I are twins. —-Oh, you must have had the case ________ you were taken for your sister.

Is there a big library in your school – Yes, the number of the books inour school library_______ very _______.

Wedon’t have a school magazine ______, It’s a pity.

Here is a photo _____Jim’s family.

Experts warn that global warming will cause dramatic climate changes, including more ________ floods,heat waves and droughts.[ ]