1A. Voz activa They brought a beautiful present for Jim.
1B. Voz pasiva Jim... was brought a beautiful present.
2A. Voz activa The doctor is testing my eyes next Friday.
2B. Voz pasiva con "have" causative: I... am having my eyes tested nex Friday.
3A. Estilo directo: "I made this cake" said Tom to his friend.
3B. Estilo Indirecto: Tom... told his friend that he had made that cake.
4A. Unir dos oraciones: Beth was very happy. She had passed all her exams.
4B. con pronombre relativo: Beth..., who had passed all her exams, was very happy.
5A. Unir dos oraciones: To me, this scenery is desolate. Yet, to them it is rich.
5B. con conjunción: Although... to me, this scenery is desolate, to them it is rich.
6A. unir dos oraciones con condicional He din't bring his ID card. He couldn't enter.
6B. Oración condicional If... he had brought his ID card, he could have entered.
7A. condicional con If + oración negativa If he doesn't phone, he won't come with us.
7B. Condicional con unless Unless... he comes, he won't come with us.
8A. uso de los verbos modales It is possible to control a fear of flying.
8B. verbo modal You... can control a fear of flying.
9A. El subjuntivo "Why don't you call me tomorrow?", he said.
9B. Oración de subjuntivo He... suggested (that) I call/should call him the following day.
10A. verbos seguidos de infinitivo con o sin 'to' o de gerundio Jim doesn't smoke anymore.
10B. Gerundio o infinitivo Jim... stopped / gave up smoking.
11A. very + adjetivo (+ sustantivo) He was very angry. He shouted at me.
11B. so / such He... was so angry that he shouted at me.
12A. too + adjetivo The ticket was too expensive for him to pay.
12B. not + adjetivo + enough The ticket... wasn't cheap enought for him to pay.
13A. simple past (con "ago") I got an e-mail from him two monts ago.
13B. present perfect (continuous) (con "since" o "for") He... hasn't sent me an e-mail for two months.
14A. deseos / lamentaciones I regret I wasn't there when she arrived.
14B. I wish /If only I wish... / If only... I had been there when she arrived.
15A. comparativo / superlativo She was very fast. No one won her. Nobody hired him because he was too old.
15B. comparativo / superlativo She... was the fastest. No one won her.If... he had been younger, he would have been hired.
16A. verbo en negativa seguido de "any" o sus compuestos We haven't see anybody around here.
16B. verbo en afirmativa seguido de "no" o sus compuestos We... have seen nobody / no one around here.
17A. have never + past participle He had never been in India before.
17B. It's the first time + have + past participle It's... the first time he had been in India.
18A. Although / Even though / However Although he tried hard, he finally had to give up.
18B. Despite / In spite of Despite... trying hard, he finally had to give up. Despite the fact that he tried hard, he finally had to give up.
19A. Oración en pasado con adverbio de frecuencia At that time I usually slept three hours a night.
19B. used to / would At that time... I used to / would sleep three hours a night.
20A. oración en presente indicando frecuencia They usually take the bus to go to work.
20B. be used to They... are used to taking the bus to go to work.
21A. would prefer I would prefer her to come alone.
21B. would rather I... would rather she came alone.
22A. consejo It's advisable that you reserve in advance.
22B. should / had better You... should / had better reserve in advance.