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Latihan Structure TOEFL Bagian 7

Pilih bentuk yang paling tepat untuk melengkapi tiap kalimat. Buka pembahasan setelah menjawab untuk memahami polanya.

1. Employees ___ to complete the training module by the end of this week.

  1. are required
  2. requiring
  3. require
  4. have require
Lihat jawaban dan pembahasan

Jawaban: A. are required

Subjek 'employees' menerima kewajiban (pasif) → 'are required to'.

2. ___ the results carefully, the analyst noticed an unusual pattern in the data.

  1. Examining
  2. Having examine
  3. To examining
  4. Examined
Lihat jawaban dan pembahasan

Jawaban: A. Examining

Subjek 'the analyst' melakukan tindakan memeriksa (aktif) → present participle 'Examining' sebagai reduced clause.

3. The new engine is not ___ efficient as the previous model, despite being lighter.

  1. as
  2. so
  3. too
  4. very
Lihat jawaban dan pembahasan

Jawaban: A. as

Pola perbandingan kesetaraan negatif 'not as...as' digunakan untuk menyatakan dua hal tidak setara.

4. The team revised the proposal ___ the client's concerns.

  1. addressed
  2. for addressing
  3. address
  4. to address
Lihat jawaban dan pembahasan

Jawaban: D. to address

To-infinitive digunakan untuk menyatakan tujuan (purpose) dari suatu tindakan: 'revised... to address'.

5. The vaccine ___ by researchers at three different universities before its approval.

  1. tests
  2. has testing
  3. was tested
  4. tested
Lihat jawaban dan pembahasan

Jawaban: C. was tested

Subjek 'the vaccine' menerima tindakan diuji (pasif, past simple) → 'was tested by researchers'.

6. If she had accepted the job offer last year, she ___ in a completely different city now.

  1. would live
  2. will live
  3. lives
  4. would have lived
Lihat jawaban dan pembahasan

Jawaban: A. would live

Mixed conditional — kondisi di masa lalu ('had accepted') menghasilkan konsekuensi di masa sekarang ('now'), sehingga digunakan 'would + bare verb', bukan 'would have + past participle'.

7. ___ regularly has been shown to improve long-term memory retention.

  1. Reading
  2. Read
  3. Reads
  4. To read
Lihat jawaban dan pembahasan

Jawaban: A. Reading

Gerund dapat berfungsi sebagai subjek kalimat: 'Reading regularly has been shown to...'.

8. The laboratory ___ the experiment was conducted lacked proper ventilation.

  1. when
  2. where
  3. which
  4. that
Lihat jawaban dan pembahasan

Jawaban: B. where

Klausa relatif merujuk pada tempat ('the laboratory'), sehingga menggunakan 'where'.

9. The results ___ support the initial hypothesis, contrary to what critics claimed.

  1. does
  2. doing
  3. did
  4. do
Lihat jawaban dan pembahasan

Jawaban: D. do

'Do/does + bare verb' digunakan untuk penekanan (emphatic); karena subjek 'the results' jamak, digunakan 'do', bukan 'does'.

10. Researchers still do not fully understand ___ certain species migrate at night.

  1. that
  2. why
  3. what which
  4. if that
Lihat jawaban dan pembahasan

Jawaban: B. why

Noun clause 'why certain species migrate at night' berfungsi sebagai objek dari 'understand' — 'why' tepat karena menanyakan alasan.

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