1.    
    A. is studying    B. has been studying    C. studies    D. studied
2.    This time tomorrow________on the beach sunbathing and drinking freshly squeezed fruit juice!
    A. I’ll have been lying    B. I will lie
    C. I will be lying        D. I will have lainJane________law at Harvard for four years now.
3.    We________for three hours and we are very tired.
    A. waited    B. have been waiting    C. wait    D. had waited
4.    She________for hours. That’s why her eyes are red now.
    A. cried    B. has been crying    C. was crying    D. has cried
5.    The host will read the questions _________.
    A. until the participants will be fully prepared    B. after the participants had been fully prepared
    C. after the participants are fully prepared    D. before the participants was fully prepared
6.    He will take the dog out for a walk ________________.
    A. as soon as he finishes     B. when I was finishing dinner
    C. until I finished dinner     D. shall have finished
7.    By the year 2021, 6% of all US jobs     by robots, report says.
    A. will eliminate        B. will have been eliminated
    C. will be eliminating        D. will have eliminated
8.    She will take management training course _______
    A. right after the epidemic has been controlled        
    B. as soon as the epidemic was controlled
    C. when the epidemic had been controlled
    D. until the epidemic will be controlled
9.    He will take the dog out for a walk ________________.
    A. as soon as he finishes     B. when I was finishing dinner
    C. until I finished dinner     D. shall have finished
10.    When I last saw him, he________in London.
    A. is living    B. has been living    C. was living    D. lived
11.    By the time he arrives here tomorrow, they________for London.
    A. would have left    B. will have left    C. will left    D. are leaving
12.    Mr. Pike________English at our school for 20 years before he retired last year.
    A. had been teaching        B. has been teaching
    C. was teaching        D. is teaching
13.    They________for Japan at 10.30 tomorrow.
    A. will be leaving    B. have left    C. will have left    D. will leave
14.    When I________to the airport, I realized that I________my passport at home.
    A. got/had left     B. got/left    C. had got/had left    D. got/was left
15.    I________was angry when you saw me because I________with my sister.
    A. have been arguing B. had been arguing     C. argued    D. would argue
16.    Call me as soon as you________your test results.
    A. get    B. will get    C. will have got    D. got
17.    I________to Greece until Sally and I went there last summer.
    A. have never been     B. had never been    C. was never being    D. were never
18.    I________ along the street when I suddenly heard footsteps behind me.
    A. was walking    B. am walking    C. walk    D. walked
19.    He occasionally________a headache in the morning.
    A. has had    B. has    C. have    D. is having
20.    The boy fell while he________down the stairs.
    A. run    B. running    C. was running    D.runs