John and his father are exactly alike in appearance. (LOOKS) 

→ John  

What are you thinking at the moment?  (MIND) 

→ What's   

The cost of pork has been increasing considerably in the past few months (UP) 

→ The cost I have no idea when I should take that English test. (TO) 

→ I don't __   

As far as I know, he is still working in Ho Chi Minh City. (KNOWLEDGE) 

→ To _____  

1. She (learn)  English at school, but she (forget) most of it now. 

2. (Write)  the letter, she (put)  it carefully in an envelope. 

3. The play we saw last night (not be) _as good as we (expect)  

4. She asked me if I (go) (shop)  the following Sunday. 

5. When the boss (come)  back next Friday, I’m sure we (finish) all the work

Today cities are bigger and noisier than cities from the past. They are also more crowded and much (1).................... because more population lives in them. Cities are less relaxed and less friendly (2)................. before. Everything has changed, not only in cities. In the past, people (3).....................hand-written letters to their friends.Today we use computers or laptops (4)..................writing or sending e-mails. In fact, computers are much more used than some years ago. They are also less (5).......................to buy and easier to use.

One of the games children used to (6)......................was horseshoes. Today, they play much more sophisticated and complex games (7)..................as Play Station 3 or wii. So games are funnier and more expensive than yesterday games (8)..............to most children.

The way we cook has changed, too. In the past, we used to cook on the stove.Today, food (9).....................cooked in a microwave oven. Food is also cheaper and more delicious.So some things are (10)................than before and some things are worse than before.

This is the first time I (read) a novel (write) by an American novelist.

She wore a wig (avoid) (recognize).

Bill (have) breakfast when I (stop) by his house this morning.

She (learn) English at school, but she (forget) most of it now.

By the time he (return) next week, I’m sure we (finish) decorating our house.

I (doubt)  whether Jim (come) __________________ here next week. 

When Mrs Smith (retire)  next month, she (work) _________________ as a teacher for 30 years. 

He didn’t feel like (go)  to sea so he suggested (spend) _________________ the day in the country. 

 (You have) __________________ dinner when I (phone) ________________ you? 

Little Bill (sleep) __________________ since ten o'clock. It's time he (get up) ________________.  

On my way to work yesterday I (find) ________________ a tree (lie) ________________ across the road. 

The doctor advised me (not work) _______________ too hard, but (take) ________________ a rest.  

If she (work) ________________ harder, she (not fail) _____________________ the exam last year. 

You ever (be) ________________ to England? – Yes, I (go) ________________ there 3 years ago. 

I’d rather (stay) ________________ at home than (work) ________________ for such a rude man