_____you don’t lose heart, it will be easy for you to overcome the difficulties.
| A．As well as | B．So long as | C．So far as | D．As soon as |
--What will you do during winter vacation?--I don’t know, but it’s about time ____ something.A I’m deciding B I’ll decide C I’d decided D I decided
This cake is very sweet. You _____ a lot of sugar in it.
| A．should put | B．could have put | C．might put | D．must have put |
The World Wide Web is sometimes jokingly called the World Wide Wait because it ______ be very slow.
| A．should | B．must | C．will | D．can |
I have lost one of my gloves. I _____ it somewhere.
| A．must drop | B．must have dropped |
C．must be dropping | D．must have been dropped |
— Write to me when you get home. — __________.
| A．I must | B．I should | C．I will | D．I can |