When humming birds fly, their wingbeats are so rapid that the wings seen blurred. Here, the bold word is closest in meaning to ––.

1.Ball-point pens require ¾ than fountain pens do.

2.One of the most damaging plant parasites is the sterm eelworm. Here, the bold word is closest in meaning to ¾.

3.If you get it off your chest, you will feel better. Here, "get it off your chest" means ¾.

4.Quite a few measures ¾ to encourage people to wear face masks.

5.If Hanif –––– all this cake, he ––– sick.

6.She didn't see anyone she knew, and –––.

7.The thief ran away ––– he should be caught.

8.He's surely ––– ill to need a doctor now; you'd better call for his parents.

9.My classmates introduced me ––– the professor ––– we loved most.

10.––––, glasses can correct most defects in healthy eyes.

11.It is urgent that she ––––.

12.He ––– from the university in 1995. Then, he ––– two years in the army.