I am in the headmaster's office.

He entered the headmaster's office tentatively.

他犹豫地走进了校长的办公室.

Why do you go to headmaster's office?

妈妈接着问:“你为什么去校长的办公室 呢 ? ”

I saw him walk into headmaster's office.

我看到他走进校长的办公室.

Before the door of headmaster's office, she stopped and re-collected herself for a while.

在校长办公室门前, 她停步片刻使自己镇静下来.

The naughty boy walked sadly to the headmaster's office.

这个调皮的男孩垂头丧气地朝校长办公室走去.

I saw some foreign guests entering headmaster's office.

我看见有几位外宾正走进校长的办公室.

This is Headmaster's Office.

这是校长办公室.

Well, he's gone and done it again, hasn't he?

噢，他又干傻事了，是吧？

It's happened, hasn't it?

这事儿已经发生了，是吗？

She hasn't been keeping too well lately.

她最近身体不太好。

It hasn't been much of a holiday.

这简直不像是假日.

She hasn't yet set a date for her marriage.

她还没选定结婚的日子。

These well-differentiated cancers may be TSH-dependent and may develop in goiters secondary to Hashimoto's thyroiditis.

.这些高分化癌属tsh(促甲状腺激素)依赖型,可以在继发于桥本甲状腺炎的甲状腺肿中发展.

Be missing your disappointed expression in one's eyes, I can say nothing more.

想着你那失望的眼神, 我无话可说.

Tears well up in one's eyes.

泪如泉涌.

Our matter in one's power are very few, but we cannot certainly give up.

我们力所能及的事情很少, 但我们一定不能放弃.

I'm sorry what I wrote was such a scribble.

很抱歉我写得如此潦草。

I'm sorry to call so late, but I need a favour.

这么晚打电话真是抱歉，可是我需要帮个忙。

I'm afraid I made a pig of myself at dinner.

恐怕我晚餐时吃得太多了。

"Bad news?" — "I'm afraid so."

“坏消息吗？”——“恐怕是。”