Dưới đây là các cụm động từ (phrasal verbs) được điền vào chỗ trống theo câu tương ứng:

1. **barg** **in** - rush into (People who rush rudely into a place...)
2. **push** **in** - interrupt (People who interrupt when there is a queue...)
3. **typ** **in** - enter (When you enter information, you type it into a computer...)
4. **pour** **in** - arrive (when refugees arrive in large numbers...)
5. **step** **in** - intervene (If there is an argument and you intervene...)
6. **hand** **in** - submit (When you hand in some work you've done...)
7. **invite** **in** - welcome (If you invite someone in, you ask them to come into your home...)
8. **show** **in** - escort (If you show someone in, you go with them into a room...)
9. **join** **in** - participate (When an activity is taking place and you join in...)
10. **drop** **in** - visit casually (If you drop in, you visit someone without telling them you are coming...)
11. **phase** **in** - introduce (When you phase in changes gradually...)
12. **plug** **in** - connect (When you plug in a machine, you connect it to a supply of electricity...)
13. **smash** **in** - break (If you smash in a door, you hit it violently until it falls into pieces...)
14. **sink** **in** - realize (When news begins to sink in, a person begins to realize the importance of what has happened...)
15. **stay** **in** - remain (When you stay in, you decide not to go out...)
16. **pay** **in** - deposit (When you pay in money, you put the money into a bank account...)

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