A. 1. I visited the Great Wall.<br />I visited the Great Wall.<br />2. Big Ben is very old.<br />3. Buckingham Palace is very big and very beautiful.<br />4. Tower Bridge is very famous.<br />5. Hyde Park is very beautiful.<br />B. 1. It will be cloudy in Tianjin tomorrow.<br />2. My sister is a nice teacher.<br />3. Mike visited his grandparents.<br />4. Sam can't ride a bike.<br />5. My hair was long then.<br />C. 1. I will fly a kite on Sunday.<br />2. We can see a ship.<br />3. Amy was on holiday.<br />4. His grandpa is old now.<br />5. Li Ming is a clever boy.