1.she asked mr.arstrong how long he hadworked on space projects

2.many houses in this village were destroyed by the storm last week

3.was food given to homeless people last year?

4.despite the bad weather, the football wwatch was not cannel.

5.because factories produce waste and pour it inro river and lakes,many rivers and lakes are poisoned.

6.plastic bag are a major sourse of waste,so we shouldn't throw plastic bags everywhere

7.if it dind't cost too much money,we would hold the festival.

8.the tortoise was running while the hare was sleeping.

9.although the girl wworked hard,her stepmother wasn't happy

bánh chưng,bánh tét

đương nhiên là câu nói em đã có thai với anh rồi