When/ While

1. She met him while she _______ (travel) on a train.

• was traveling

• traveled

At 7 p.m. yesterday, I (go) ……. Out with my friends while my mom (cook) ….. dinner at home

• was going/was cooking
• went/was cooking
• went/cooked

They (study) …..in the library when the fire alarm (go off)….

• were studying/ was going off
• were studying/ went off
• was studying/ went off

He (sit) ………in a café when I (see)….. Him.

• was sitting/saw
• sat/saw
• was sitting/ was seeing

She (watch)….. TV when her mother (come)…..in.

• was watching/came
• watched/came
• was watching/ was coming

While Tom (read)……., Amely (watch)…..a documentary on TV.

• was reading/was watching
• were reading/were watching
• read/ watched

While we (do)……..a sight-seeing tour, our friends (lie)…..on the beach.

• were doing/were lying
• did/lied
• were doing/ was lying

When I (do)…the washing-up, I (break) ……..a plate.

• was doing/broke
• were doing/ broke
• were doing/ were breaking

He (have)…….. Dinner when he suddenly (hear)….. A loud bang.

• was having/heard
• had/heard
• was having/ was hearing

When I (get) ……up yesterday, the sun (shine)…….

• got/shining
• got/was shining
• was getting/ was shining