Use the words and phrases provided to make the meaningful sentences

IX. Use the words and phrases provided to make the meaningful sentences.
1.I wish/ my entrance exam/not be / difficult ____________________________________________________________________
2. We suggest/use/solar energy/ keep/environment/ clean. ________________________________________________________________________ 3.He/ask/them/cmplete/exercises/before/go/home yesterday. _____________________________________________________________________ 4._They/work/carefully/that/took/them/longtime/finish/work. ____________________________________________________________________