What can be iferered from the passage about“doing nothing" ?

• A、It makes people enjoy more indoor activities.

• B、It enables you to have more work time.

• C、It serves to improve family relationship.

• D、It helps you do things more efficiently.

30.（）

• A、from

• B、with 

• C、of

• D、for

新學(xué)期伊始，你們班準(zhǔn)備組織-場(chǎng)迎新晚會(huì)，讓同學(xué)們熟悉起來(lái)。你(Li Yuan)打算邀請(qǐng)外教

( Tim)來(lái)參加迎新晚會(huì)。請(qǐng)給他寫(xiě)-封e-mail,內(nèi)容包括:

(1)邀請(qǐng)他參加迎新晚會(huì);

(2)介紹迎新晚會(huì)的一些活動(dòng)安排;

(3)希望他能夠做個(gè)簡(jiǎn)短發(fā)言;

(4)期待他的到來(lái)。