It’s a little surprising that a house made of wood or bamboo may stay up in an earthquake while _______ made of steel and concrete may fall down.

Treat______ to _____tea to help you relax at the end of the woek.

As it was dark, she could do nothing 　　　 than wait.

Science is more than a collection of unrelated facts; to be meaningful and valuable, ______ must be arranged to show generalized character.

— Do you often talk with your friends on the telephone or mobile phone?  — __________ . I like using QQ.