Exercise :
1) How often _____ she (have) a headache?
2)He ____ (take) a blood test 5 days ago.
3)The results of the test _____ (not / arrive) yet.
4)This girl ____ (run) every morning in late spring, summer and early autumn.
5)- ____ you (have) a stomachache yesterday? - Yes, I ____. Then, I ____ (take) a painkiller.
6) He ____ (lead) a healthy lifestyle.
7) ____ you (wait) for the doctor right now?
8) This tourist ____ just (break) his arm.
9) She _____ (visit) a doctor next week.
10) I _____ often (not / measure) my weight.
11) I ____ (run) for 2 hours yesterday. The weather ____ (be) warm and pleasant.
12) While I _____ (run) I ____ (meet) my friend.
13)____ you already (cook) vegetables?
14)Lisa _____ (not / prepare) the table for the guests yet.
15)How many countries ____ you (be) to?
16)To what country ____ you (travel) last year?
17)They _____ just (finish) packing their things.
18)We _____ (invite) our friends last weekend.