1.I think Hebrew is a difficult language.
2.He said that he would arrive on Sunday. (indirect speech, ki)
3.The teacher (f.) explained that the exam would be postponed.
4.I didn't know that you were sick.
5.You need to study a lot to reach B2. (tzarikh + inf. + kdei + inf.)
6.May I come in? — Of course you may. (efshar)
7.I'd like to talk with you. (rotze + inf., polite hayiti rotze)
8.To study in Israel is a dream. (inf. as subject)
9.If I have time, I'll come. (im — real condition)
10.If I had known, I would have told you. (ilu — counterfactual)
11.If she were here, we'd talk with her. (ilu)
12.If you come early, we'll have dinner together. (im + fut.)
13.Reading books develops thinking. (shem pe'ula from Pa'al kri'a)
14.Entry into the building is permitted only to employees. (shem pe'ula knisa)
15.Studying Hebrew requires patience. (shem pe'ula limud)
16.The development of technology has changed the world. (shem pe'ula from Hitpa'el hitpatchut)
17.When I got home, everyone was already asleep. (ksheh-)
18.I'm learning Hebrew in order to talk with my grandmother. (kdei she- or kdei + inf.)
19.I didn't come because I was sick. (mipnei she-)
20.Before he started working, he studied at the university. (lifney she-)
21.Although it was raining, we went for a walk. (lamrot she-)
22.The report was published yesterday. (Pu'al or Hif'il-Huf'al)
23.The decision was taken by the government. (Hif'il-Huf'al + al yedey)
24.People read a lot in this country. (impersonal: "they read" = kor'im)
25.Three languages are spoken here. (medabrim)
26.The mayor's car was stolen. (smikhut + Nif'al past)
27.The head of our country's Ministry of Internal Security will speak tomorrow. (long smikhut)
28.The new building of Tel Aviv University was built in the city centre. (smikhut + adj.)
29.It is exactly this student who solved the problem. (emphasis: davka)
30.This is the book I was looking for. (it-cleft via ze + she-)
31.As for the exam — it will be easy. (topic: lega'bey)
32.Tel Aviv is a big city; however, Jerusalem is older. (ulam)
33.Prices are going up, therefore we must save. (lakhen)
34.Despite this, we keep on working. (lamrot ze)
35.In addition, we have other plans too. (mi-lvad ze or nosaf le-khakh)
36.Since the situation demands an immediate solution, it is important to act quickly.
37.Although the experts warned of the danger, the government did not react.
38.After we have dinner, I'll call my parents.
39.The teacher (f.) who taught us for three years said that the exam would be postponed.
40.In order to understand the phenomenon, one must analyse the data that the scholars collected.
41.I think that you remember the house we grew up in.
42.If I had more time, I would learn five more languages.
43.The minister announced a new project that will be presented next week.
44.The journalist who wrote the article claimed that the facts he brought proved his hypothesis.
45.It is important to understand that the development of the economy depends on the investments the state makes.
46.Despite the difficulties the team faced, the research was completed on time.
47.After the publication of the report by the ministry, the public demanded explanations.
48.The journalist claims that if the government does not react, the crisis will deepen.
49.The scientist announced the results of the research, which lasted ten years.
50.Since the data the team collected show a clear trend, it is important to publish the conclusions as soon as possible.