I have no idea ＿＿＿ David is in trouble, he will turn to you for help.
| A．if | B．that | C．when | D．that if |
—I failed again in the math test.
-- ______.
| A．Why | B．Cheer up | C．No problem | D．That’s all right |
This year __________ to be another good one for harvests.
| A．tells | B．means | C．promises | D．intends |
If a web page asks for some personal information, you need to find out if the page is __________ or not.
| A．familiar | B．certain | C．secure | D．similar |
Perhaps it is true that nobody in the world knows exactly how the earth __________.
| A．came up | B．came out | C．came to power | D．came into being |
-- Why don’t we choose that road to save time ?
--- The bridge to it __________.
| A．has repaired | B．is repaired |
| C．is being repaired | D．will be repaired |