Question

Fill in the following blanks with correct tense of the verb given in brackets. (past tense)
1. She _____hard since December. (study)
2. Sarla_____ her lover for many years. (Befool)
3. How long____ the two neighbours _____when it third one joined them ?(quarrel)
4. I_____ ful four hours when you knocked at my door .(sleep)
5. tenzing ____ to climb Everest for many years before he succeeded in his mission. (try)

Answer 1

Answer:

1)Has been studying (since and for=present perfect continuous

2)has been befooling

3)Had , quarrelled (after=past perfect

4)had slept

5)had tried

Answer 2

1. she ______hard since December.( study)