What is the past tense of "start"?

(a)  

What is the past participle of "steal"?

(a)  

What is the past tense of "stop"?

(a)  

What is the past participle of "study"?

(a)  

What is the past tense of "swear"?

(a)  

What is the past participle of "sweep"?

(a)  

What is the past tense of "switch"?

(a)  

What is the past participle of "take"?

(a)  

What is the past participle of "teach"?

(a)  

What is the past tense of "tear"?

(a)  

I (a)   two miles this morning.

我今天早上游了兩英哩。

Last week, I (a)   a secret to Tom. But he spread it out! I am really angry with him.

上星期，我告訴湯姆一個秘密。但他傳開去了！我真的很生氣。

I (a)   he was a rude person when I heard about his rumour. But I change my mind after interact with him.

當我聽見有關他的傳聞時，我認為他是一位粗魯的人。但我在和他交流後改變了我的看法。

My friend (a)   the ball back over the fence yesterday.

昨天，我朋友把球從圍欄上投擲了回去。

The gyroscope has (a)   for an hour.

那陀螺從一小時起便旋轉。