II. Use the correct form of verbs in brackets:
1. When they ............................... (arrive) in Da Nang? - On 20th March.
2. By 2020, people in Viet Nam ..................... (spend) a lot of money on heating.
3. Solar panels ........................... on the roof of the house to catch the solar energy next years. (place)
4. The music festival in the UK .................... place in June every year. (take)
5. My friends saved money ...................... (fly) to Spain.
6. A hydro power station ................................ in the region to increase the electricity. (build)
7. I .................................... (not attend) Hoi Mua Festival in Phu Yen yet. It's a pity.
8. We ....................... (learn) English this time tomorrow.
I. Put the words in brackets into the correct forms:
1. I think biogas is renewable. It's also abundant and ................... (expensive)
2. We had a ...................... meal on my grandfather's birthday. (celebrate)
3. Thanksgiving is ...................... celebrated with a feast among family and friends. (tradition)
4. There's a special celebratinon for .............. girls on March 3rd every year. (Japan)
5. This singer is very beautiful, but I don't like her ................. (perform)
6. Solar, wind and water are .......... sources of energy. (limited)
7. We can make pottery ourselves in the workshop. That is a ................... experience. (memory)