______ exciting news it is!

A．What

B．What an

C．How

D．How an

I am too busy to listen to her ______ talking. She has talked for about two hours.

A．hopeless

B．endless

C．harmless

D．careless

如圖所示，在虛線AB的左側(cè)固定著一個(gè)半徑R=0.2m的1/4光滑絕緣豎直軌道，軌道末端水平，下端距地面高H=5m，虛線AB右側(cè)存在水平向右的勻強(qiáng)電場，場強(qiáng)E=2×10³ V/m。有一帶負(fù)電的小球從軌道最高點(diǎn)由靜止滑下，最終落在水平地面上，已知小球的質(zhì)量m=2g，帶電量q=1×10^-6 C,小球在運(yùn)動(dòng)中電量保持不變，不計(jì)空氣阻力（取g=10m/s²）

求：（1）小球落地的位置離虛線AB的距離；
（2）小球落地時(shí)的速度。

---Have you read today's morning paper?
---Not _______. What's the latest news?

A．only

B．yet

C．ever

D．just

---Is that Sandy speaking?
---Sorry, she isn’t in now. She ______the cinema with her aunt.

A．has been to

B．has been in

C．has gone to

D．has gone in

---Tom, why not stop ________ a rest?
--- Oh, no, Mum. It’s so exciting that I can’t stop _______ the kite.

A．having; flying

B．to have; to fly

C．having; to fly

D．to have; flying

---Where did you get the book?
---From the library. And I have _______it for two weeks.

A．borrowed

B．lent

C．kept

D．bought

下面劃線詞語中字音字形有錯(cuò)誤的一項(xiàng)是（     ）（3分）

A．狼藉（jí）心無旁騖（wù）	B．芥蒂（dì）睡眼惺（xīnɡ）忪
C．瀕危（bīng）重巒（luán）疊障	D．恣睢（zì）馳（chí）名中外

The weather in Hong Kong is quite different from __________ in Beijing.

A．it

B．them

C．that

D．those

---How amazing the noodle is!
---Yes, it is ________, and breaks the Guinness World Record as the longest handmade noodle.

A．1704-meter-long	B．1704-meters-long
C．1704 meter long	D．1704 meters long