TENSES - 05

Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!

PUT THE VERBS IN THE CORRECT TENSE


1. Homebaking illicit drugs (EXIST) for over a decade now, but recently the practice (GET) more and more popular in Australia where the police regularly (CONDUCT) raids on drug dealers.
2. Once you (CRUSH) the tablets, you (HAVE TO WET) them if you (WANT) to extract the codeine.
3. Last night, while the chemist (COMPLETE) the final stage of the extraction process, he (HEAR) police sirens getting louder as they (APPROACH) the lab. He (ALREADY PLAN) a get-away route, so he immediately (RUSH) to the cellar, where he (TAKE) a secret passage-way which (LEAD) him to safety.
4. At the moment, this company (DESIGN) a new technique to spot cargoes which (CONTAIN) illegal drugs. If everything (GO) according to plan , it (BE) operational by the end of the year.
5. The undercover detectives (STAKE OUT) the chemist’s for several weeks when they finally (SEE) the suspect enter the shop this morning. They (ARREST) him on the spot, and they (QUESTION) him since then.