_____earth scientists understand how and why earthquakes happen, forecasts are u
题型:北京期中题难度:来源:
_____earth scientists understand how and why earthquakes happen, forecasts are usually inaccurate. |
[ ] |
A. As B. While C. Because D. If |
答案
B |
举一反三
It is an interesting story and one can"t put it down _____ one has finished reading it. |
[ ] |
A. after B. when C. since D. until |
It proves that being creative may be more important than experience ______ it comes to starting your own business. |
[ ] |
A. while B. as C. since D. when |
The reason why he failed is ________he was too careless. |
[ ] |
A. because B. that C. for D. because of |
What I want to know is ______ he likes the gift given by us. |
[ ] |
A. that B. if C. whether D.不填 |
It just isn"t fair I was working as a waiter last month, my friends were lying on the beach. |
[ ] |
A. whenever B. though C. while D. for |
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