My physics teacher told us light ______ faster than sound.

       A. travel            B. travels              C. traveled

Our teacher told us time ______ for no one.

A．wait              B．waiting            C．waited            D．waits

Our physics teacher told us light __________ faster than sound last term.

A．travels            B．travel             C．travelled          D．travelling

Yesterday the teacher told us that the earth ________around the sun.

A. moved    B. moves    C. was moving   D.  had moved

There are times in our lives when we remember. Remembering the good things of __46__   is a most precious (宝贵的) time; these memories are __47__  in the corner of my mind.
When I was four years old, I often went to a kindergarten (幼儿园). I __48__ many toys and friends that made me laugh and cry. The teachers were __49__ and friendly. They taught us many interesting songs and games.
We played all day long. We did not know what learning was at that time, __50__ we were learning every day.
When I was __51__ years old, I started school. I was very __52__ because I became a school student and began to learn school subjects. My favourite subject was __53__. I remember, the first day, our science teacher told us the sun was like a big fire ball and __54__ was very, very far away. Nobody could stay close to that "ball". We were quite surprised and kept our mouths open. We began to wonder at the __55__ of the universe(宇宙). Later on, more ideas __56__ weather, planes, railways, wildlife, deserts and even pollution came to our ears. We began to learn __57__.
When I was about ten years old, I __58__ quite a lot of things. I began to read newspapers, keep a diary, visit museums __59__ make many friends. Every day was something new. Every day was interesting and exciting.
Now I am in the middle school. Each day is new to me. Happily I am still learning, which is like a journey to me. I have finished the first part, but there is still a long __60__ for me to go. I hope I will become a learned person someday.