英語の問題２０問ありますが，よろしくお願いします。
英語の問題２０問ありますが，よろしくお願いします。
（ ）内から最も適切な語（句）を選んでください。
（1）He has been working（１．till，２．before，３．since）he finished school.
（2）Strike（１．after，２．while，３．till）the iron is hot.
（3）We were just about to go out,（１．since，２．when，３．before）it began to rain.
（4）He did not come（１．before，２．since，３．until）the meeting was half over.
（5）Tom cleans his teeth（１．before，２．until，３．by the time）he goes to bed.
（6）Hardly had he arrived（１．that，２．when，３．after）he started complaining.
（7）（１．Since，２．Until，３．Once）you begin, you must continue.
（8）（１．For，２．If，３．Because）it was too cold, we didn’t stay outside long.
（9）（１．Though，２．Before，３．Since）you can’t answer the question, we had better ask someone else.
（10）（１．In case，２．Such that，３．Now）he is over sixty, he is going to retire.
（11）He took a taxi（１．so that，２．such that，３．for fear that）he wouldn’t late for the meeting.
（12）I’ll take an umbrella（１．so that，２．in order that，３．in case）it rains.
（13）They are（１．so，２．such，３．too）good friends that they share all they have.
（14）You won’t be in time（１．so long as，２．unless，３．though）you start at once.
（15）You may stay here（１．as far as，２．as soon as，３．as long as）you keep quiet.
（16）（１．But，２．As，３．Though）his left leg was broken, he went on walking.
（17）Child（１．but，２．as，３．Even，４．if）he is, he can answer the question.
（18）One group of children was quiet, （１．according as，２．while，３．as though）the second group was very noisy.
（19）She became more and more beautiful（１．when，２．as，３．after）she grew up.
（20）（１．Either，２．Even if，３．Whether）you like it or not, you’ll have to do it.
