101.The policemen went into action they heard the alarm.

A. promptly B. quickly C. presently D. directly

102.We booked rooms at the hotel we should find no vacancies on our arrival.

A. whenever B. if C. since D. lest

103. the calculation is right, scientists can never be sure that they have included all variables and modeled them accurately.

A. Even if B. As far as C. If only D. So long as

104.Don’t let the child play with scissors he cuts himself.

A. in case B. so that C. now that D. only if

105. the danger from enemy action, people had to cope with a severe shortage of food, clothing, fuel, and almost everything.

A. As far as B. As long as C. As well as D. As soon as

106.The fire was finally brought under control, but not extensive damage had been caused.

A. after B. before C. since D. as

107.Rod is determined to get a seat for the concert it means standing in a queue all night.

A. provided B. whatever C. even if D. as if

108.We hadn’t met for 20 years, but I recognized her I saw her .

A. for the moment B. the moment when.

B. C. at the moment when D. the moment

109.Everywhere man has cut down forests in order to grow crops, or to use