The gaps with the correct tense form of the infinitive in brackets.

1Before Tim (go) to bed later tonight, he (e-mail) his girlfriend.

2As soon as Tony (get) up tomorrow morning, he (brush) his teeth.

3After I (get) home from work tomorrow afternoon, I (drink) a cup of hot chocolate.

4If mother (come) , I (make) a cup of tea for her.

5When my neighbours (move) out, I (take) their old arm-chair.​

1.i see the plane in the sky.

2. a lot of factories polute our atmosphere.

3. sun is the biggest star in our galaxy.

4. people went to the moon in the 20th century.

1)corn,darn,farm,rod,stove,third,myrtle,stock.

2)pure,fire,tire,more,fur,fun,hut,myth.

3)silk,drink,bride,pin,brim,we,pete.

4)pad,face,student,slice,shame,nine,snake,plate.

i think so.

1. biggest

2. more sociable

3. more curious

4. better

5. cleverest

6. more beuatuful

1)  london wasn't the capital till the eleventh century. - london didn't used to be the capital till the 11th century. 

2)   when willian shakespeare lived in london he acted and wrote plays. -  when w.s. used to live in london, he acted and wrote plays.

3) henry longfelow , one of the most popular american poets of the 19-th century , learnt modern languages. -  h.l., one of the most popular american poets of the 19th century, used to learn modern languages.

4)   when michel jackson was 7 years old he often took part in the concerts. -  when m.j. was 7 years old, he often used to take part in the concerts.