PERFECT CONTINUOUS TENSESChoose Present/Past/Future perfect continuous1.I am very tired. I

PERFECT CONTINUOUS TENSES
Choose Present/Past/Future perfect continuous
1.I am very tired. I (to work) too much.
2. she(to look) throught the window for a few minutes before she answered my question.
3. He felt sleepy.He(to read) for 5 hours.
4. In 30 minutes the student(to write) the test for three hours.
5.I dont think we'll go for a walk.It(to rain) since 7 o'clock in the morning.
6.Next month i(to study) Math for 7 years.
7.Ann speaks Spanish very well.She (to learn) it for 2 years.
8.James(to teach)Geography for 15 years when we met.
9.The children(to watch) cartoons for two hours by the time their mother returns home.
10.He(to work)very hard since he became a sales manager.
11.My hands are dirty.I(to clean)my car.
12.In three years Father(to build) our country house for ten years.
13.She(to learn)English for two years before she moved to London.
14.He saw that the woman(to listen) to the conversation with great interest.
15.Michael is the best payer in our team.He(to play)football for five years.