Focus 2 - Unit 2 - Science and technology oefentoetsen & antwoorden

a. connectionb. measurementsc. laserd. enginee. followf. desktopg. biologyh. texti. postedj. research 24351  34521 f.freezing e.coldb.chillya.warmd.hotc.boiling During. I had a lot of good food during my vacation.When. When Diana graduated, she took a 12-month sabbatical.  As soon as. They had children as soon as they got married.After. I went to bed after I had taken a shower.By. All of us had fallen asleep by the end of the movie. f. For. I haven’t seen my friends for a month.Toelichtinga. During (preposition) is used to say when something happens.b. When (conjunction) is used to link things that happen at the same time.c. As soon as (prepositional idiom) is used to say that something happens shortly after another action is completed.d. After (conjunction) is used to link things that happen in an order.e. By (preposition) is used to talk about an action that happens at or before a point in time.f. For (preposition) is used to indicate length. d. The strange sightingsg. I was on vacation in my South American home country.l. It was a hot Saturday afternoon in September.i. I was visiting some family members and we were sitting outside.k. Suddenly we saw a small fireball moving towards us at high speed.b. It hovered above our heads for a few seconds and moved away as quickly as it had appeared.a. We were amazed and looked at each other speechlessly for a second.e. Next, we all started talking about what it might have been.h. One of my cousins said that they had experienced something similarly some years before, with a small airplane.f. It had also appeared out of nowhere, looked like it would crash on them, but suddenly disappeared.j. I guess we’ll never be able to explain these two incidents.c. They are just two of the many mysteries of this world. were driving – hadwere working – methurt – was cuttinghit – was hurryingwere playing – startedToelichtingThe past continuous is used to talk about longer actions in progress at a time in the past.Example: In 2010 Anna was working as a secretary for a law firm.You often use the past continuous with the past simple – usually when a short action (past simple) interrupted a longer action (past continuous).Example: He was sleeping, when the phone rang.  a. Were Caleb and Tessa working in Japan when they met?No, they weren’t.b. Were you cutting the vegetables when you almost hurt yourself?No, I wasn’t.c. Was Dana hurrying outside when she hit her foot against the table?No, she wasn’t.d.        Were the children playing in the garden when it started to rain?No, they weren’t.ToelichtingWe start questions in the past continuous with the auxiliary (was/were), followed by the subject, the present participle (-ing form) and the rest of the sentence.Example: Were the Johnsons driving to work?To make negative sentences in the past continuous, we add not after the auxiliary (was/were). Example: The Johnsons were not driving to work. send – used to writeused to play – playused to read – followbuy – used to gosend – used to telephone ToelichtingYou use used to + verb to:talk about past states that are no longer true. Example: He used to have a red car. Talk about regular past actions that don’t happen anymore.Example: He used to visit his parents every Sunday.