Ex 1 : Complete the second sentence so that it has the same meaning to the first .
1.We must pay the bill at once.
The bill ......................
2. Many people in the world speak English
English ..................
3. Working in those conditions is impossible
It's .......................
4. I will repair your bicycle tomorrow afternoon.
Your bicycle ..........................
5. "Don't throw things away" Miss Linda said to the students
Miss Linda asked ............
6.Penicillin can cure many dangerous diseases
Many ....................
7. Does your country export rice to Britan ?
Is .......................
8. I was very delighted that I passed the final exams
I was very delighted ...........
Ex 2 : Use the correct form of the words in brackets
1 . Reduce means not buying products which are ............. (overpackage)
2.Linda is one of the .......... form Friends of the Earth . (represents)
3 . The country 's ............ resources include forests , coal and oil .(nature)
4. Waste paper can be ............ after being recycling .(use)
5 . It's ................ to cross the avenue . (danger)
6 . Compost is a wonderful ............... . It helps plants grow .(fertilize)
7. Share your ............. story with our readers ! (recycle)
8. Air is a ................ of gases .(mix)
Ex 3 : Complete the passage , using the correct form or tense of the verbs in brackets
Nowadays , a lot of important inventions (1) ............. (carry out) by scientists (2)............ (work) for large industrial firms . However, there (3) .......... (be) still opportunities for other people (4) ............ (invent) various things . In Britan , there is a weekly TV program which (5) ................ (attempt ) to show all the devices which people (6) ................... (invent) recently . The people (7) .............. (organize) the program receive information about 700 inventions per year . New ideas can (8) ............. (develop) by private inventors . However , it is important (9) ............. (consider ) these questions : Will it work ? Will it (10) ............ (want) ? It is new?
