1.Water(freeze)atthetemperature0degreecentigrade.2.Theyoungstudent(experience)manyhardshipsinthepastfewyears.3.Afterdoingalotofexperiments,thescientist(have)arest.4.MadamCurie(engage)herwholelifetimetot

Question

1.Water______(freeze)at the temperature 0 degree centigrade.
2.The young student________(experience)many hardships in the past few years.
3.After doing a lot of experiments,the scientist___(have)a rest.
4.Madam Curie______(engage)her whole lifetime to the scientific research.
5.He_______(continue)writing his diaries until he died.
6.The book is so _______(instruction)thast it is worth reading twice.
7.I joined the army ladt year.(句意不变)
I ____ ____ ___ the army for a year.
8.How is thw weather today?
_____the weather____ today?
9.已知在等边三角形abc中,dc=ae bq垂直ad于q(b c d 不重合)
求证 bp=2pq
10.在三角形abc中,角a:角b:角c=4:2:1 ad平分角bac
求证:ad+ab=ac

Answer 1

1.freezes
2.experienced
3.had
4.have engaged
5.continued
6.instructional
7.have been in
8.不知道
9.不明白
不好意思