Ответы
А.
1С. John has got a painful mouth ulcer. (язвочка во рту)
2D. You can't concentrate if you don't get enough sleep. (сконцентрироваться)
3A. Garlic is good for our immune system. (иммунной системы)
4B. One day doctors may find a cure for the common cold. (способ лечения)
5С. The platypus has a poisonous spike on its back legs. (ядовитый шип)
6B. Maggie gets travel sickness when she is on a boat. (морская болезнь)
7D. We all have home remedies in our kitchen cupboards. (домашние лекарства)
8B. You should put some antiseptic cream on an insect bite. (обеззараживающий крем)
9C. MP3 players can cause hearing loss. (потерю слуха)
10D. The roads get slippery when it rains. (становятся скользкими)
B.
1. Pat is taking a self defense class. (уроки самообороны)
2. You should put some cream on that itchy rash. (сыпь)
3. Curry gives me an upset stomach. (расстройство желудка)
4. Dan feels nervous in confined spaces. (замкнутых пространствах)
5. Too much time in front of a screen can lead to blurred vision. (ухудшение зрения)
С.
1B. Lyn doesn't have to go to school today as it's a holiday. (не нужно)
2А. Bob can work late today. He isn't sure. (возможно,но не уверен)
3C. Mia,who lives next door,practices yoga. (которая)
4B. The reason why I exercise is to get fit. (почему)
5C. Both Peter and Paul are afraid of heights. (И...,и...)
6B. You should buy an MP3 player. They're great. (т.к. совет)
7C. You may put some honey in a glass of warm milk for a sore throat. (больше как совет)
8А. Neither Tim nor Ryan is afraid of snakes. (Ни...,ни...)
9A. You should exercise regularly,it's good for you. (совет)
10С. Kate is the girl whose dad is a surgeon. (чей)
11A. Harry could walk when he was 10 month old. (физическая возможность)
12А. This is the gym where I exercise regularly. (где)
13B. You don't have to buy milk. We've got lots. (нет необходимости)
14А. Ann didn't come to the party because she had to work late. (вынуждена)
15А. He was able to climb up the tall building yesterday. (мог)