241127 分詞復習(5-stage)

The window remained （　　　） all day long.

• closing
• closed

My brother went （　　　） with his friends last week.

• skiing
• skied

The elderly woman sat （　　　） by her grandchildren.

• surrounding
• surrounded

Satoru kept me （　　　） for an hour.

• waited
• waiting

Don't leave the door （　　　）. How about asking John to repair it?

• breaking
• broken

I had to keep （　　　） on the crowded train.

• standing
• standed

The teacher kept us （　　　） by ourselves for a long time.

• studying
• studied

My cat got （　　　） by the thunder and hid under the bed.

• frightening
• frightened

The schoolgirls came （　　　） toward me.

• skipped
• skipping

Please leave the door of the room （　　　）.

• locking
• locked