（ ）40．A．1eft B．waited C．looked D．worked
（ ）39．A．play B．write C．come D．meet
（ ）38．A．factories B．shops C．schools D．restaurants
（ ）37．A．hard B．easy C．free D．popular
（ ）36．Some boys of Class One are considering ______ the Great Wall．
A．visit B．to visit C．visiting D．go
Ballpoint pens have made life easier for millions of people．Before them，people wrote with pens．But pens can leak（漏）and it is 37 to spill（漏）ink．And it is hard to write on thin or cheap paper with them．So for a long time， 38 didn't like their students to 39 with pens．
Ladislao Biro 40 for a newspaper in Budapest．He spent all day 41 his desk．Day in and day out，he corrected 42 on the thin，cheap paper with a pen and ink．He often hah to stop to 43 his pen and it didn't write 44 on the thin paper．He and his brother George 45 some experiments．They wanted a pen that didn't leak，with ink that didn't spill．Why not 46 a little ball at the end of the pen?
Two Englishmen，Henry Martin and Frederick Miles，liked the 47 ．It was the 48 of the Second World War．The Air Force（航空部队） 49 a non-spill pen for the men to write with in 50 ．Martin and Miles made and 51 thousands of Biro "writing-sticks" to the Air Force．
（ ）35．Tom's bike is broken．It needs ______．
A．repaired B．repairs C．to repair D．repairing
（ ）34．Tom takes ______ his parents．
A．1ike B．care C．after D．of
（ ）33．We felt so ______ because of the ______ news．
A．exciting，excited B．excited，exciting
C．excited，excited D．exciting，exciting
（ ）32．If you go to the park tomorrow morning，______．
A．so will he B．so he will C．so he does D．so does he
（ ）31．There's something wrong with his bike，so he will go and ______．
A．repair it B．have to repair it
C．have it repaired D．to repair it