2. Problem solving:
1. In a family where both parents are phenotypically healthy, there is a child 3 years old with mental
retardation, microcephaly, "mouse" smell, increased muscle tone, convulsive epileptiform seizures, weak
pigmentation of the skin and hair.
1. What disease can be assumed?
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1If you … (looked) both ways before crossing the street, you wouldn’t have been knocked down. 2 If I (were) you, I would phone my mother tonight. 3 If he hadn’t stopped the car, he … (would have had) an accident. 4 I … (would give) some money to charity if I won a competition. 5 Unless we … (leaves) now, we’ll be late. 6 Your friend wouldn’t have phoned if you … (had not met) her in the street. 7 If I hadn’t woken up early, I … (would have been) late for work. 8 If I … (had ) more time, I would tidy the garden. 9 If John … (phones), can you take a message. 10 If I were you, I … (would get) someone to help me.

Residents of the Japanese tsunami will be surprised, they have the force of sufficiently powerful tsunami every few years. The fact that the main cause of a tsunami is an underwater earthquake, and Japan is located in one of the most volatile in terms of seismological regions of the planet. Earthquakes occur regularly in Japan, so that the Japanese are no strangers to the tsunami. But March 11, 2011 was the strongest earthquake in the history of Japan (available in the earthquake mind is taken into account after the start observing them) and included in the top five most powerful earthquakes on record in the world - its magnitude was 9 units. The epicenter of the quake was located 70 kilometers off the northeast coast of Japan, and therefore the most powerful blow engendered by their tsunami fell exactly on this country.