____________of the twins passed the exam because they worked hard at their lessons. 　

—Do you want______ bread?—Yes, I usually eat a lot when I’m hungry.

---Who helped Jenny with her English ?---________, she taught herself.

--Is everything __ we need to do __?--Yes. You needn’t worry about it.

--- What shall we do this weekend?--- You can go swimming, hiking, or ______ else you enjoy doing.